Bump v5.0.2

* fix: do not mark navigations interupted with same-document navigations as aborted

* spec: add tests for the loadURL promise

.circleci/fix-known-hosts.sh

@@ -1,7 +0,0 @@
-#!/bin/bash
-
-set -e
-
-mkdir -p ~/.ssh
-echo "|1|cVeiko0f+NcBdQ4UQvusKHo8sOA=|VIYt+cwPlbV0iP9VItsw/wlzrEk= ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAq2A7hRGmdnm9tUDbO9IDSwBK6TbQa+PXYPCPy6rbTrTtw7PHkccKrpp0yVhp5HdEIcKr6pLlVDBfOLX9QUsyCOV0wzfjIJNlGEYsdlLJizHhbn2mUjvSAHQqZETYP81eFzLQNnPHt4EVVUh7VfDESU84KezmD5QlWpXLmvU31/yMf+Se8xhHTvKSCZIFImWwoG6mbUoWf9nzpIoaSjB+weqqUUmpaaasXVal72J+UX2B+2RPW3RcT0eOzQgqlJL3RKrTJvdsjE3JEAvGq3lGHSZXy28G3skua2SmVi/w4yCE6gbODqnTWlg7+wC604ydGXA8VJiS5ap43JXiUFFAaQ==
-|1|WDYl7KHWaZFGMa3eqg3iY4KmwzQ=|FWZq//rIJ3lr85ZeTr66c80iLiA= ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAq2A7hRGmdnm9tUDbO9IDSwBK6TbQa+PXYPCPy6rbTrTtw7PHkccKrpp0yVhp5HdEIcKr6pLlVDBfOLX9QUsyCOV0wzfjIJNlGEYsdlLJizHhbn2mUjvSAHQqZETYP81eFzLQNnPHt4EVVUh7VfDESU84KezmD5QlWpXLmvU31/yMf+Se8xhHTvKSCZIFImWwoG6mbUoWf9nzpIoaSjB+weqqUUmpaaasXVal72J+UX2B+2RPW3RcT0eOzQgqlJL3RKrTJvdsjE3JEAvGq3lGHSZXy28G3skua2SmVi/w4yCE6gbODqnTWlg7+wC604ydGXA8VJiS5ap43JXiUFFAaQ==" >> ~/.ssh/known_hosts

.dockerignore

@@ -1,4 +1,4 @@
 *
 !tools/xvfb-init.sh
 !tools/run-electron.sh
-!.circleci/fix-known-hosts.sh
+!build/install-build-deps.sh

.env.example

@@ -1,7 +1,7 @@
 # These env vars are only necessary for creating Electron releases.
 # See docs/development/releasing.md
 
-APPVEYOR_CLOUD_TOKEN=
+APPVEYOR_TOKEN=
 CIRCLE_TOKEN=
 ELECTRON_GITHUB_TOKEN=
-VSTS_TOKEN=
+VSTS_TOKEN=

.eslintrc.json

@@ -0,0 +1,12 @@
+{
+  "extends": "standard",
+  "env": {
+    "browser": true
+  },
+  "rules": {
+    "no-var": "error",
+    "prefer-const": ["error", {
+      "destructuring": "all"
+    }]
+  }
+}

.gitattributes

@@ -0,0 +1,3 @@
+# `git apply` and friends don't understand CRLF, even on windows. Force those
+# files to be checked out with LF endings even if core.autocrlf is true.
+*.patch text eol=lf

.github/ISSUE_TEMPLATE.md

@@ -7,11 +7,11 @@ Thanks for opening an issue! A few things to keep in mind:
 - If you need general advice, join our Slack: http://atom-slack.herokuapp.com
 -->
 
-* Electron version:
-* Operating system:
+* Output of `node_modules/.bin/electron --version`:
+* Operating System (Platform and Version):
 
 <!-- If this used to work -->
-* Last known working Electron version: 
+* Output of `node_modules/.bin/electron --version` on last known working Electron version (if applicable):
 
 ### Expected behavior
 

.github/ISSUE_TEMPLATE/Bug_report.md

@@ -1,32 +1,32 @@
----
-name: Bug report
-about: Create a report to help us improve Electron
-
----
-
-* Electron Version:
-* Operating System (Platform and Version):
-* Last known working Electron version: 
-
-**Expected Behavior**
-A clear and concise description of what you expected to happen.
-
-**Actual behavior**
-A clear and concise description of what actually happened.
-
-**To Reproduce**
-Your best chance of getting this bug looked at quickly is to provide a REPOSITORY that can be cloned and run.
-
-You can fork [electron-quick-start](https://github.com/electron/electron-quick-start) and include a link to the branch with your changes.
-
-If you provide a URL, please list the commands required to clone/setup/run your repo e.g.
-```sh
-$ git clone $YOUR_URL -b $BRANCH
-$ npm install
-$ npm start || electron .
-```
-**Screenshots**
-If applicable, add screenshots to help explain your problem.
-
-**Additional Information**
-Add any other context about the problem here.
+---
+name: Bug report
+about: Create a report to help us improve Electron
+
+---
+
+* Output of `node_modules/.bin/electron --version`:
+* Operating System (Platform and Version):
+* Output of `node_modules/.bin/electron --version` on last known working Electron version (if applicable):
+
+**Expected Behavior**
+A clear and concise description of what you expected to happen.
+
+**Actual behavior**
+A clear and concise description of what actually happened.
+
+**To Reproduce**
+Your best chance of getting this bug looked at quickly is to provide a REPOSITORY that can be cloned and run.
+
+You can fork [electron-quick-start](https://github.com/electron/electron-quick-start) and include a link to the branch with your changes.
+
+If you provide a URL, please list the commands required to clone/setup/run your repo e.g.
+```sh
+$ git clone $YOUR_URL -b $BRANCH
+$ npm install
+$ npm start || electron .
+```
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**Additional Information**
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/Feature_request.md

@@ -1,17 +1,17 @@
----
-name: Feature request
-about: Suggest an idea for Electron
-
----
-
-**Is your feature request related to a problem? Please describe.**
-A clear and concise description of what the problem is.
-
-**Describe the solution you'd like**
-A clear and concise description of what you want to happen.
-
-**Describe alternatives you've considered**
-A clear and concise description of any alternative solutions or features you've considered.
-
-**Additional context**
-Add any other context or screenshots about the feature request here.
+---
+name: Feature request
+about: Suggest an idea for Electron
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is.
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any alternative solutions or features you've considered.
+
+**Additional context**
+Add any other context or screenshots about the feature request here.

.github/ISSUE_TEMPLATE/mac-app-store-private-api-rejection.md

@@ -0,0 +1,13 @@
+---
+name: Mac App Store Private API Rejection
+about: Your app was rejected from the Mac App Store for using private API's
+
+---
+
+* Electron Version: 
+
+**Rejection Email**
+Paste the contents of your rejection email here, censoring any private information such as app names.
+
+**Additional Information**
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/security-report.md

@@ -0,0 +1,9 @@
+---
+name: Security report
+about: Do not create an issue for security reports, send an email to security@electronjs.org
+
+---
+
+Do not create an issue for security reports, send an email to:
+
+security@electronjs.org

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,3 +1,4 @@
+#### Description of Change
 <!--
 Thank you for your Pull Request. Please provide a description above and review
 the requirements below.
@@ -5,11 +6,17 @@ the requirements below.
 Contributors guide: https://github.com/electron/electron/blob/master/CONTRIBUTING.md
 -->
 
-##### Checklist
+#### Checklist
 <!-- Remove items that do not apply. For completed items, change [ ] to [x]. -->
 
 - [ ] PR description included and stakeholders cc'd
 - [ ] `npm test` passes
 - [ ] tests are [changed or added](https://github.com/electron/electron/blob/master/docs/development/testing.md)
 - [ ] relevant documentation is changed or added
-- [ ] commit messages or PR title follow semantic [commit guidelines](https://github.com/electron/electron/blob/master/docs/development/pull-requests.md#commit-message-guidelines)
+- [ ] PR title follows semantic [commit guidelines](https://github.com/electron/electron/blob/master/docs/development/pull-requests.md#commit-message-guidelines)
+- [ ] [PR release notes](https://github.com/electron/clerk/blob/master/README.md) describe the change in a way relevant to app developers, and are [capitalized, punctuated, and past tense](https://github.com/electron/clerk/blob/master/README.md#examples).
+
+
+#### Release Notes
+
+Notes: <!-- Please add a one-line description for app developers to read in the release notes, or `no-notes` if no notes relevant to app developers. Examples and help on special cases: https://github.com/electron/clerk/blob/master/README.md#examples -->

.github/config.yml

@@ -12,7 +12,7 @@ newIssueWelcomeComment: |
 newPRWelcomeComment: |
   💖 Thanks for opening this pull request! 💖
 
-  We use [semantic commit messages](https://github.com/electron/electron/blob/master/docs/development/pull-requests.md#commit-message-guidelines) to streamline the release process. Before your pull request can be merged, you should **update your pull request title** to start with a semantic prefix, OR prefix at least one of your commit messages.
+  We use [semantic commit messages](https://github.com/electron/electron/blob/master/docs/development/pull-requests.md#commit-message-guidelines) to streamline the release process. Before your pull request can be merged, you should **update your pull request title** to start with a semantic prefix.
 
   Examples of commit messages with semantic prefixes:
 
@@ -36,13 +36,15 @@ newPRWelcomeComment: |
 firstPRMergeComment: >
   Congrats on merging your first pull request! 🎉🎉🎉
 
-# Configuration for trop - https://github.com/codebytere/trop
+# Configuration for trop - https://github.com/electron/trop
 
 watchedProject:
   name: Backports
 
+# Users authorized to run manual trop backports
 authorizedUsers:
   - alexeykuzmin
+  - BinaryMuse
   - ckerr
   - codebytere
   - deepak1556

.gitignore

@@ -16,13 +16,6 @@
 *.vcxproj.user
 *.xcodeproj
 /.idea/
-/brightray/brightray.opensdf
-/brightray/brightray.sdf
-/brightray/brightray.sln
-/brightray/brightray.suo
-/brightray/brightray.v12.suo
-/brightray/brightray.vcxproj*
-/brightray/brightray.xcodeproj/
 /dist/
 /external_binaries/
 /out/
@@ -41,6 +34,7 @@
 /vendor/python_26/
 /vendor/native_mksnapshot
 /vendor/LICENSES.chromium.html
+/vendor/pyyaml
 node_modules/
 SHASUMS256.txt
 **/yarn.lock
@@ -50,3 +44,18 @@ compile_commands.json
 # npm package
 /npm/dist
 /npm/path.txt
+
+.npmrc
+
+# Generated API definitions
+electron-api.json
+electron.d.ts
+
+# Spec hash calculation
+spec/.hash
+
+# Eslint Cache
+.eslintcache
+
+# Generated native addon files
+/spec/fixtures/native-addon/echo/build/

.gitmodules

@@ -1,27 +1,6 @@
-[submodule "vendor/node"]
-	path = vendor/node
-	url = https://github.com/electron/node.git
-[submodule "vendor/depot_tools"]
-	path = vendor/depot_tools
-	url = https://chromium.googlesource.com/chromium/tools/depot_tools.git
-[submodule "vendor/breakpad"]
-	path = vendor/breakpad
-	url = https://github.com/electron/chromium-breakpad.git
-[submodule "vendor/crashpad"]
-	path = vendor/crashpad
-	url = https://github.com/electron/crashpad.git
 [submodule "vendor/requests"]
 	path = vendor/requests
 	url = https://github.com/kennethreitz/requests
 [submodule "vendor/boto"]
 	path = vendor/boto
 	url = https://github.com/boto/boto.git
-[submodule "vendor/pdf_viewer"]
-	path = vendor/pdf_viewer
-	url = https://github.com/electron/pdf-viewer.git
-[submodule "vendor/gyp"]
-	path = vendor/gyp
-	url = https://github.com/electron/gyp
-[submodule "vendor/libchromiumcontent"]
-	path = vendor/libchromiumcontent
-	url = https://github.com/electron/libchromiumcontent

.travis.yml

@@ -1,34 +0,0 @@
-git:
-  depth: 10
-notifications:
-  email: false
-
-before_install:
-  - export BOTO_CONFIG=/dev/null
-
-language: node_js
-node_js:
-  - "4"
-os:
-  - linux
-  - osx
-env:
-  - TARGET_ARCH=x64
-osx_image: xcode7.3
-
-matrix:
-  include:
-    - os: linux
-      env: TARGET_ARCH=arm
-    - os: linux
-      env: TARGET_ARCH=ia32
-    - os: linux
-      env: TARGET_ARCH=arm64
-  allow_failures:
-    - os: osx
-
-script: './script/cibuild'
-
-branches:
-  only:
-    - master

.vsts/lint.yml

@@ -0,0 +1,31 @@
+pool:
+  vmImage: 'Ubuntu 16.04'
+
+steps:
+- bash: |
+    # "depot_tools" has to be checkout into "//third_party/depot_tools" so pylint.py can a "pylintrc" file.
+    git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git "${AGENT_BUILDDIRECTORY}/third_party/depot_tools"
+    echo "##vso[task.setvariable variable=PATH]$PATH:${AGENT_BUILDDIRECTORY}/third_party/depot_tools"
+  displayName: Setup Depot Tools
+
+- bash: |
+    chromium_revision="$(grep -A1 chromium_version DEPS | tr -d '\n' | cut -d\' -f4)"
+    buildtools_revision="$(curl -sL "https://chromium.googlesource.com/chromium/src/+/${chromium_revision}/DEPS?format=TEXT" | base64 -d | grep buildtools_revision -A1 | tr -d '\n' | cut -d\' -f4)"
+
+    git clone https://chromium.googlesource.com/chromium/buildtools "${AGENT_TEMPDIRECTORY}/buildtools"
+    (cd "${AGENT_TEMPDIRECTORY}/buildtools" && git checkout "$buildtools_revision")
+    echo "##vso[task.setvariable variable=CHROMIUM_BUILDTOOLS_PATH]$AGENT_TEMPDIRECTORY/buildtools"
+
+    download_from_google_storage --bucket chromium-gn -s "${AGENT_TEMPDIRECTORY}/buildtools/linux64/gn.sha1"
+  displayName: Download gn binary
+
+- bash: |
+    # gn.py tries to find a gclient root folder starting from the current dir.
+    # When it fails and returns "None" path, the whole script fails. Let's "fix" it.
+    touch .gclient
+    # Another option would be to checkout "buildtools" inside the Electron checkout,
+    # but then we would lint its contents (at least gn format), and it doesn't pass it.
+
+    npm install
+    npm run lint
+  displayName: Run Lint

DEPS

@@ -1,73 +1,137 @@
+gclient_gn_args_file = 'src/build/config/gclient_args.gni'
+gclient_gn_args = [
+  'build_with_chromium',
+  'checkout_android',
+  'checkout_android_native_support',
+  'checkout_libaom',
+  'checkout_nacl',
+  'checkout_oculus_sdk'
+]
+
 vars = {
   'chromium_version':
-    '63.0.3239.150',
-  'libchromiumcontent_revision':
-    '55625e1de5d34a815921975f4d5556133b8142af',
+    '73.0.3683.121',
   'node_version':
-    'v9.7.0-33-g538a5023af',
-  'native_mate_revision':
-    '4cd7d113915de0cc08e9a218be35bff9c7361906',
+    'a86a4a160dc520c61a602c949a32a1bc4c0fc633',
 
-  'chromium_git':
-    'https://chromium.googlesource.com',
+  'boto_version': 'f7574aa6cc2c819430c1f05e9a1a1a666ef8169b',
+  'pyyaml_version': '3.12',
+  'requests_version': 'e4d59bedfd3c7f4f254f4f5d036587bcd8152458',
 
-  'electron_git':
-    'https://github.com/electron',
+  'boto_git': 'https://github.com/boto',
+  'chromium_git': 'https://chromium.googlesource.com',
+  'electron_git': 'https://github.com/electron',
+  'requests_git': 'https://github.com/kennethreitz',
+  'yaml_git': 'https://github.com/yaml',
+
+  # To be able to build clean Chromium from sources.
+  'apply_patches': True,
+
+  # Python interface to Amazon Web Services. Is used for releases only.
+  'checkout_boto': False,
+
+  # To allow in-house builds to checkout those manually.
+  'checkout_chromium': True,
+  'checkout_node': True,
+
+  # It's only needed to parse the native tests configurations.
+  'checkout_pyyaml': False,
+
+  # Python "requests" module is used for releases only.
+  'checkout_requests': False,
+
+  # It is always needed for normal Electron builds,
+  # but might be impossible for custom in-house builds.
+  'download_external_binaries': True,
+
+  'checkout_nacl':
+    False,
+  'checkout_libaom':
+    True,
+  'checkout_oculus_sdk':
+    False,
+  'build_with_chromium':
+    True,
+  'checkout_android':
+    False,
+  'checkout_android_native_support':
+    False,
 }
 
 deps = {
-  'src':
-    (Var("chromium_git")) + '/chromium/src.git@' + (Var("chromium_version")),
-  'src/libchromiumcontent':
-    (Var("electron_git")) + '/libchromiumcontent.git@' + (Var("libchromiumcontent_revision")),
-  'src/third_party/electron_node':
-    (Var("electron_git")) + '/node.git@' + (Var("node_version")),
-  'src/third_party/native_mate':
-    (Var("electron_git")) + '/native-mate.git@' + (Var("native_mate_revision")),
+  'src': {
+    'url': (Var("chromium_git")) + '/chromium/src.git@' + (Var("chromium_version")),
+    'condition': 'checkout_chromium',
+  },
+  'src/third_party/electron_node': {
+    'url': (Var("electron_git")) + '/node.git@' + (Var("node_version")),
+    'condition': 'checkout_node',
+  },
+  'src/electron/vendor/pyyaml': {
+    'url': (Var("yaml_git")) + '/pyyaml.git@' + (Var("pyyaml_version")),
+    'condition': 'checkout_pyyaml',
+  },
+  'src/electron/vendor/boto': {
+    'url': Var('boto_git') + '/boto.git' + '@' +  Var('boto_version'),
+    'condition': 'checkout_boto',
+  },
+  'src/electron/vendor/requests': {
+    'url': Var('requests_git') + '/requests.git' + '@' +  Var('requests_version'),
+    'condition': 'checkout_requests',
+  },
 }
 
 hooks = [
   {
+    'name': 'patch_chromium',
+    'condition': 'checkout_chromium and apply_patches',
+    'pattern': 'src/electron',
     'action': [
-      'src/libchromiumcontent/script/apply-patches'
+      'python',
+      'src/electron/script/apply_all_patches.py',
+      'src/electron/patches/common/config.json',
     ],
-    'pattern':
-      'src/libchromiumcontent',
-    'name':
-      'patch_chromium'
   },
   {
+    'name': 'electron_external_binaries',
+    'pattern': 'src/electron/script/update-external-binaries.py',
+    'condition': 'download_external_binaries',
     'action': [
-      'src/electron/script/update-external-binaries.py'
-    ],
-    'pattern':
+      'python',
       'src/electron/script/update-external-binaries.py',
-    'name':
-      'electron_external_binaries'
+    ],
   },
   {
-    'action': [
-      'bash',
-      '-c',
-      # NOTE(nornagon): this ridiculous {{}} stuff is because these strings get
-      # variable-substituted twice by gclient.
-      'echo -e "#\\n{{{{\'variables\':{{{{}}}}}}}}" > src/third_party/electron_node/config.gypi',
-    ],
-    'pattern': 'src/third_party/electron_node',
-    'name': 'touch_node_config_gypi'
-  },
-  {
-    'action': [
-      'bash',
-      '-c',
-      'cd src/electron; npm install',
-    ],
+    'name': 'electron_npm_deps',
     'pattern': 'src/electron/package.json',
-    'name': 'electron_npm_deps'
+    'action': [
+      'python',
+      '-c',
+      'import os; os.chdir("src"); os.chdir("electron"); os.system("npm install")',
+    ],
   },
+  {
+    'name': 'setup_boto',
+    'pattern': 'src/electron',
+    'condition': 'checkout_boto',
+    'action': [
+      'python',
+      '-c',
+      'import os; os.chdir("src"); os.chdir("electron"); os.chdir("vendor"); os.chdir("boto"); os.system("python setup.py build");',
+    ],
+  },
+  {
+    'name': 'setup_requests',
+    'pattern': 'src/electron',
+    'condition': 'checkout_requests',
+    'action': [
+      'python',
+      '-c',
+      'import os; os.chdir("src"); os.chdir("electron"); os.chdir("vendor"); os.chdir("requests"); os.system("python setup.py build");',
+    ],
+  }
 ]
 
 recursedeps = [
   'src',
-  'src/libchromiumcontent',
 ]

Dockerfile

@@ -1,30 +1,44 @@
-FROM electronbuilds/libchromiumcontent:0.0.4
+FROM ubuntu:18.04
 
-USER root
+RUN groupadd --gid 1000 builduser \
+  && useradd --uid 1000 --gid builduser --shell /bin/bash --create-home builduser
 
-# Set up HOME directory
-ENV HOME=/home/builduser
+# Set up TEMP directory
+ENV TEMP=/tmp
+RUN chmod a+rwx /tmp
 
-# Install node.js
-RUN curl -sL https://deb.nodesource.com/setup_10.x | bash -
-RUN apt-get install -y nodejs
+# Install Linux packages
+ADD build/install-build-deps.sh /setup/install-build-deps.sh
+RUN echo ttf-mscorefonts-installer msttcorefonts/accepted-mscorefonts-eula select true | debconf-set-selections
+RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \
+    curl \
+    libnotify-bin \
+    locales \
+    lsb-release \
+    nano \
+    python-dbusmock \
+    python-pip \
+    python-setuptools \
+    sudo \
+    vim-nox \
+    wget \
+  && /setup/install-build-deps.sh --syms --no-prompt --no-chromeos-fonts --lib32 --arm \
+  && rm -rf /var/lib/apt/lists/*
 
-# Install wget used by crash reporter
-RUN apt-get install -y wget
+# Install Node.js
+RUN curl -sL https://deb.nodesource.com/setup_10.x | bash - \
+  && DEBIAN_FRONTEND=noninteractive apt-get install -y nodejs \
+  && rm -rf /var/lib/apt/lists/*
 
-# Install python-dbus
-RUN apt-get install -y python-dbus
-RUN pip install python-dbusmock
+# crcmod is required by gsutil, which is used for filling the gclient git cache
+RUN pip install -U crcmod
 
-# Install libnotify
-RUN apt-get install -y libnotify-bin
+RUN mkdir /tmp/workspace
+RUN chown builduser:builduser /tmp/workspace
 
 # Add xvfb init script
 ADD tools/xvfb-init.sh /etc/init.d/xvfb
 RUN chmod a+x /etc/init.d/xvfb
 
-COPY .circleci/fix-known-hosts.sh /home/builduser/fix-known-hosts.sh
-RUN chmod a+x /home/builduser/fix-known-hosts.sh
-
 USER builduser
 WORKDIR /home/builduser

Dockerfile.arm32v7

@@ -0,0 +1,61 @@
+FROM arm32v7/ubuntu:18.04
+
+RUN groupadd --gid 1000 builduser \
+  && useradd --uid 1000 --gid builduser --shell /bin/bash --create-home builduser
+
+# Set up TEMP directory
+ENV TEMP=/tmp
+RUN chmod a+rwx /tmp
+
+RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \
+ bison \
+ build-essential \
+ clang \
+ curl \
+ gperf \
+ git \
+ libasound2 \
+ libasound2-dev \
+ libcap-dev \
+ libcups2-dev \
+ libdbus-1-dev \
+ libgconf-2-4 \
+ libgconf2-dev \
+ libgnome-keyring-dev \
+ libgtk2.0-0 \
+ libgtk2.0-dev \
+ libgtk-3-0 \
+ libgtk-3-dev \
+ libnotify-bin \
+ libnss3 \
+ libnss3-dev \
+ libxss1 \
+ libxtst-dev \
+ libxtst6 \
+ lsb-release \
+ locales \
+ nano \
+ python-setuptools \
+ python-pip \
+ python-dbusmock \
+ sudo \
+ unzip \
+ wget \
+ xvfb \
+&& rm -rf /var/lib/apt/lists/*
+
+# Install Node.js
+RUN curl -sL https://deb.nodesource.com/setup_10.x | bash - \
+  && DEBIAN_FRONTEND=noninteractive apt-get install -y nodejs \
+  && rm -rf /var/lib/apt/lists/*
+
+# crcmod is required by gsutil, which is used for filling the gclient git cache
+RUN pip install -U crcmod
+
+ADD tools/xvfb-init.sh /etc/init.d/xvfb
+RUN chmod a+x /etc/init.d/xvfb
+
+RUN usermod -aG sudo builduser
+RUN echo 'builduser ALL=(ALL:ALL) NOPASSWD:ALL' >> /etc/sudoers
+
+WORKDIR /home/builduser

Dockerfile.arm64

@@ -1,35 +0,0 @@
-FROM multiarch/debian-debootstrap:arm64-jessie
-
-RUN apt-get update && apt-get install -y\
- bison \
- build-essential \
- clang \
- curl \
- gperf \
- libasound2 \
- libasound2-dev \
- libcap-dev \
- libcups2-dev \
- libdbus-1-dev \
- libgconf-2-4 \
- libgconf2-dev \
- libgnome-keyring-dev \
- libgtk-3-0 \
- libgtk-3-dev \
- libnotify-bin \
- libnotify-dev \
- libnss3 \
- libnss3-dev \
- libx11-xcb-dev \
- libxss1 \
- libxtst-dev \
- libxtst6 \
- python-dbusmock \
- wget \
- xvfb
-
-ADD tools/xvfb-init.sh /etc/init.d/xvfb
-RUN chmod a+x /etc/init.d/xvfb
-ADD tools/run-electron.sh /run-electron.sh
-RUN chmod a+x /run-electron.sh
-CMD sh /run-electron.sh

Dockerfile.arm64v8

@@ -3,14 +3,13 @@ FROM arm64v8/ubuntu:16.04
 RUN groupadd --gid 1000 builduser \
   && useradd --uid 1000 --gid builduser --shell /bin/bash --create-home builduser
 
-RUN groupadd --gid 114 jenkins \
-  && useradd --uid 110 --gid jenkins --shell /bin/bash --create-home jenkins
-
 # Set up TEMP directory
 ENV TEMP=/tmp
 RUN chmod a+rwx /tmp
 
-RUN apt-get update && apt-get install -y\
+RUN dpkg --add-architecture armhf
+
+RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y \
  bison \
  build-essential \
  clang \
@@ -19,6 +18,7 @@ RUN apt-get update && apt-get install -y\
  git \
  libasound2 \
  libasound2-dev \
+ libc6:armhf \
  libcap-dev \
  libcups2-dev \
  libdbus-1-dev \
@@ -29,35 +29,37 @@ RUN apt-get update && apt-get install -y\
  libgtk2.0-dev \
  libgtk-3-0 \
  libgtk-3-dev \
- libnotify-dev \
+ libnotify-bin \
  libnss3 \
  libnss3-dev \
- libx11-xcb-dev \
+ libstdc++6:armhf \
  libxss1 \
  libxtst-dev \
  libxtst6 \
  lsb-release \
  locales \
- ninja \
+ nano \
  python-setuptools \
  python-pip \
  python-dbusmock \
+ sudo \
+ unzip \
  wget \
- xvfb
+ xvfb \
+&& rm -rf /var/lib/apt/lists/*
 
-# Install node.js
-RUN curl -sL https://deb.nodesource.com/setup_8.x | bash -
-RUN apt-get update && apt-get install -y nodejs
+# Install Node.js
+RUN curl -sL https://deb.nodesource.com/setup_10.x | bash - \
+  && DEBIAN_FRONTEND=noninteractive apt-get install -y nodejs \
+  && rm -rf /var/lib/apt/lists/*
 
-# Install crcmod
+# crcmod is required by gsutil, which is used for filling the gclient git cache
 RUN pip install -U crcmod
 
 ADD tools/xvfb-init.sh /etc/init.d/xvfb
 RUN chmod a+x /etc/init.d/xvfb
 
-# Install ninja in /usr/local
-RUN cd /usr/local && git clone https://github.com/martine/ninja.git -b v1.5.3
-RUN cd /usr/local/ninja && ./configure.py --bootstrap
+RUN usermod -aG sudo builduser
+RUN echo 'builduser ALL=(ALL:ALL) NOPASSWD:ALL' >> /etc/sudoers
 
-USER builduser
 WORKDIR /home/builduser

Dockerfile.armv7

@@ -1,36 +0,0 @@
-FROM multiarch/debian-debootstrap:armhf-jessie
-
-RUN apt-get update && apt-get install -y\
- bison \
- build-essential \
- clang \
- curl \
- gperf \
- libasound2 \
- libasound2-dev \
- libcap-dev \
- libcups2-dev \
- libdbus-1-dev \
- libgconf-2-4 \
- libgconf2-dev \
- libgnome-keyring-dev \
- libgtk-3-0 \
- libgtk-3-dev \
- libnotify-bin \
- libnotify-dev \
- libnss3 \
- libnss3-dev \
- libx11-xcb-dev \
- libxss1 \
- libxtst-dev \
- libxtst6 \
- python-dbusmock \
- git \
- wget \
- xvfb
-
-ADD tools/xvfb-init.sh /etc/init.d/xvfb
-RUN chmod a+x /etc/init.d/xvfb
-ADD tools/run-electron.sh /run-electron.sh
-RUN chmod a+x /run-electron.sh
-CMD sh /run-electron.sh

Dockerfile.circleci

@@ -1,23 +0,0 @@
-FROM electronbuilds/libchromiumcontent:0.0.4
-
-USER root
-
-# Install node.js
-RUN curl -sL https://deb.nodesource.com/setup_10.x | bash -
-RUN apt-get install -y nodejs
-
-# Install wget used by crash reporter
-RUN apt-get install -y wget
-
-# Install python-dbusmock
-RUN apt-get install -y python-dbusmock
-
-# Install libnotify
-RUN apt-get install -y libnotify-bin
-
-# Add xvfb init script
-ADD tools/xvfb-init.sh /etc/init.d/xvfb
-RUN chmod a+x /etc/init.d/xvfb
-
-USER builduser
-WORKDIR /home/builduser

ELECTRON_VERSION

@@ -0,0 +1 @@
+5.0.2

LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2013-2018 GitHub Inc.
+Copyright (c) 2013-2019 GitHub Inc.
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the

README.md

@@ -3,6 +3,7 @@
 
 [![CircleCI Build Status](https://circleci.com/gh/electron/electron/tree/master.svg?style=shield)](https://circleci.com/gh/electron/electron/tree/master)
 [![AppVeyor Build Status](https://windows-ci.electronjs.org/api/projects/status/nilyf07hcef14dvj/branch/master?svg=true)](https://windows-ci.electronjs.org/project/AppVeyor/electron/branch/master)
+[![Azure Pipelines Build Status](https://github.visualstudio.com/electron/_apis/build/status/electron-builds/electron-osx-testing?branchName=master)](https://github.visualstudio.com/electron/_build/latest?definitionId=36)
 [![devDependency Status](https://david-dm.org/electron/electron/dev-status.svg)](https://david-dm.org/electron/electron?type=dev)
 [![Join the Electron Community on Slack](https://atom-slack.herokuapp.com/badge.svg)](https://atom-slack.herokuapp.com/)
 
@@ -39,9 +40,14 @@ versioning. As of version 2.0.0, Electron follows semver, so you don't need `--s
 For more installation options and troubleshooting tips, see
 [installation](docs/tutorial/installation.md).
 
-## Quick start
+## Quick start & Electron Fiddle
 
-Clone and run the
+Use [`Electron Fiddle`](https://github.com/electron/fiddle)
+to build, run, and package small Electron experiments, to see code examples for all of Electron's APIs, and
+to try out different versions of Electron. It's designed to make the start of your journey with
+Electron easier.
+
+Alternatively, clone and run the
 [electron/electron-quick-start](https://github.com/electron/electron-quick-start)
 repository to see a minimal Electron app in action:
 
@@ -55,6 +61,7 @@ npm start
 ## Resources for learning Electron
 
 - [electronjs.org/docs](https://electronjs.org/docs) - all of Electron's documentation
+- [electron/fiddle](https://github.com/electron/fiddle) - A tool to build, run, and package small Electron experiments
 - [electron/electron-quick-start](https://github.com/electron/electron-quick-start) - a very basic starter Electron app
 - [electronjs.org/community#boilerplates](https://electronjs.org/community#boilerplates) - sample starter apps created by the community
 - [electron/simple-samples](https://github.com/electron/simple-samples) - small applications with ideas for taking them further

appveyor.yml

@@ -1,66 +1,109 @@
-build_cloud: electron-16
-image: electron-16-vs2017-15.4.5
+# The config expects the following environment variables to be set:
+#  - "GN_CONFIG" Build type. One of {'debug', 'testing', 'release'}.
+#  - "GN_EXTRA_ARGS" Additional gn arguments for a build config,
+#      e.g. 'target_cpu="x86"' to build for a 32bit platform.
+#      https://gn.googlesource.com/gn/+/master/docs/reference.md#target_cpu
+#      Don't forget to set up "NPM_CONFIG_ARCH" and "TARGET_ARCH" accordningly
+#      if you pass a custom value for 'target_cpu'.
+#  - "ELECTRON_RELEASE" Set it to '1' upload binaries on success.
+#  - "NPM_CONFIG_ARCH" E.g. 'x86'. Is used to build native Node.js modules.
+#      Must match 'target_cpu' passed to "GN_EXTRA_ARGS" and "TARGET_ARCH" value.
+#  - "TARGET_ARCH" Choose from {'ia32', 'x64', 'arm', 'arm64', 'mips64el'}.
+#      Is used in some publishing scripts, but does NOT affect the Electron binary.
+#      Must match 'target_cpu' passed to "GN_EXTRA_ARGS" and "NPM_CONFIG_ARCH" value.
+#  - "UPLOAD_TO_S3" Set it to '1' upload a release to the S3 bucket.
+#      Otherwise the release will be uploaded to the Github Releases.
+#      (The value is only checked if "ELECTRON_RELEASE" is defined.)
+#
+# The publishing scripts expect access tokens to be defined as env vars,
+# but those are not covered here.
+#
+# AppVeyor docs on variables:
+# https://www.appveyor.com/docs/environment-variables/
+# https://www.appveyor.com/docs/build-configuration/#secure-variables
+# https://www.appveyor.com/docs/build-configuration/#custom-environment-variables
+
+version: 1.0.{build}
+build_cloud: libcc-20
+image: libcc-20-vs2017-15.7.4
+environment:
+  GIT_CACHE_PATH: C:\Users\electron\libcc_cache
+  DISABLE_CRASH_REPORTER_TESTS: true
+  ELECTRON_OUT_DIR: Default
 build_script:
-- ps: >-
-    echo "Build worker image $env:APPVEYOR_BUILD_WORKER_IMAGE"
-
-    &"C:\Program Files (x86)\Microsoft Visual Studio\Installer\vswhere.exe"
-
-    if($env:SKIP_GYP_BUILD -eq "true") {
-      Write-warning "Skipping debug build for older branch"; Exit-AppveyorBuild
-    } elseif(($env:APPVEYOR_PULL_REQUEST_HEAD_REPO_NAME -split "/")[0] -eq ($env:APPVEYOR_REPO_NAME -split "/")[0]) {
-      Write-warning "Skipping PR build for branch"; Exit-AppveyorBuild
-    } else {
-      Add-Path "$env:ProgramFiles (x86)\Windows Kits\10\Debuggers\x64"
-      $env:path = "$env:ProgramFiles (x86)\Windows Kits\10\Debuggers\x64;$env:path"
-      if($env:APPVEYOR_SCHEDULED_BUILD -eq 'True')  {
-        $env:RUN_RELEASE_BUILD = "1"
+  - ps: >-
+      if(($env:APPVEYOR_PULL_REQUEST_HEAD_REPO_NAME -split "/")[0] -eq ($env:APPVEYOR_REPO_NAME -split "/")[0]) {
+        Write-warning "Skipping PR build for branch"; Exit-AppveyorBuild
       }
-      $Message = (git log --format=%B -n 1 HEAD) | Out-String
-      if ((Test-Path Env:\RUN_RELEASE_BUILD)) {
-        $env:ELECTRON_RELEASE = '1'
-        Write-Output "release build triggered from api"
+  - echo "Building $env:GN_CONFIG build"
+  - git config --global core.longpaths true
+  - cd ..
+  - md src
+  - ps: Move-Item $env:APPVEYOR_BUILD_FOLDER -Destination src\electron
+  - ps: $env:CHROMIUM_BUILDTOOLS_PATH="$pwd\src\buildtools"
+  - ps: $env:SCCACHE_PATH="$pwd\src\electron\external_binaries\sccache.exe"
+  - ps: >-
+      if ($env:GN_CONFIG -eq 'release') {
+        $env:GCLIENT_EXTRA_ARGS="--custom-var=checkout_boto=True --custom-var=checkout_requests=True"
       }
-      if ((Test-Path Env:\ELECTRON_RELEASE)) {
-        Write-Output "Running release build"
-        python script\bootstrap.py --target_arch=$env:TARGET_ARCH
-        python script\build.py -c R
-        python script\create-dist.py
-      } else {
-        Write-Output "Running debug build"
-        python script\bootstrap.py --target_arch=$env:TARGET_ARCH --dev
-        python script\build.py -c D
+  - >-
+      gclient config
+      --name "src\electron"
+      --unmanaged
+      %GCLIENT_EXTRA_ARGS%
+      "https://github.com/electron/electron"
+  - gclient sync --with_branch_heads --with_tags
+  - cd src
+  - ps: $env:BUILD_CONFIG_PATH="//electron/build/args/%GN_CONFIG%.gn"
+  - gn gen out/Default "--args=import(\"%BUILD_CONFIG_PATH%\") %GN_EXTRA_ARGS%"
+  - ninja -C out/Default electron:electron_app
+  - gn gen out/ffmpeg "--args=import(\"//electron/build/args/ffmpeg.gn\") %GN_EXTRA_ARGS%"
+  - ninja -C out/ffmpeg electron:electron_ffmpeg_zip
+  - ninja -C out/Default electron:electron_dist_zip
+  - ninja -C out/Default electron:electron_mksnapshot_zip
+  - ninja -C out/Default electron:electron_chromedriver_zip
+  - ninja -C out/Default third_party/electron_node:headers
+  - appveyor PushArtifact out/Default/dist.zip
+  - appveyor PushArtifact out/Default/chromedriver.zip
+  - appveyor PushArtifact out/ffmpeg/ffmpeg.zip
+  - ps: >-
+      if ($env:GN_CONFIG -eq 'release') {
+        ninja -C out/Default third_party/breakpad:dump_syms
       }
-      if ($? -ne 'True') {
-        throw "Build failed with exit code $?"
-      } else {
-        "Build succeeded."
+  - if "%GN_CONFIG%"=="release" ( python electron\script\dump-symbols.py -d %cd%\out\Default\breakpad_symbols -v)
+  - ps: >-
+      if ($env:GN_CONFIG -eq 'release') {
+        python electron\script\zip-symbols.py
+        appveyor PushArtifact out/Default/symbols.zip
       }
-      Push-AppveyorArtifact out
-    }
 test_script:
-- ps: >-
-    if (Test-Path Env:\ELECTRON_RELEASE) {
-      Write-Output "Skipping tests for release build"
-    } else {
-      $env:RUN_TESTS="true"
-      Remove-Item Env:\ELECTRON_ENABLE_LOGGING
-      Remove-Item Env:\ELECTRON_ENABLE_STACK_DUMPING
-      Write-Output "Running tests for debug build"
-    }
-- if "%RUN_TESTS%"=="true" ( echo Running test suite & python script\test.py --ci --rebuild_native_modules)
-- if "%RUN_TESTS%"=="true" ( echo Running verify ffmpeg & python script\verify-ffmpeg.py)
-artifacts:
-- path: test-results.xml
-  name: test-results.xml
-deploy_script:
-- ps: >-
-    if (Test-Path Env:\ELECTRON_RELEASE) {
-      if (Test-Path Env:\RUN_RELEASE_BUILD) {
-        Write-Output "Uploading Electron release distribution to s3"
-        & python script\upload.py --upload_to_s3
-      } else {
-        Write-Output "Uploading Electron release distribution to github releases"
-        & python script\upload.py
+  - ps: >-
+      if ((-Not (Test-Path Env:\ELECTRON_RELEASE)) -And ($env:GN_CONFIG -in "testing", "release")) {
+        $env:RUN_TESTS="true"
+      }
+  - ps: >-
+      if ($env:RUN_TESTS -eq 'true') {
+        New-Item .\out\Default\gen\node_headers\Release -Type directory
+        Copy-Item -path .\out\Default\electron.lib -destination .\out\Default\gen\node_headers\Release\node.lib
+      } else {
+        echo "Skipping tests for $env:GN_CONFIG build"
+      }
+  - cd electron
+  - if "%RUN_TESTS%"=="true" ( echo Running test suite & npm run test -- --ci --enable-logging)
+  - cd ..
+  - if "%RUN_TESTS%"=="true" ( echo Verifying non proprietary ffmpeg & python electron\script\verify-ffmpeg.py --build-dir out\Default --source-root %cd% --ffmpeg-path out\ffmpeg )
+  - echo "About to verify mksnapshot"
+  - if "%RUN_TESTS%"=="true" ( echo Verifying mksnapshot & python electron\script\verify-mksnapshot.py --build-dir out\Default --source-root %cd% )
+  - echo "Done verifying mksnapshot"
+deploy_script:
+  - cd electron
+  - ps: >-
+      if (Test-Path Env:\ELECTRON_RELEASE) {
+        if (Test-Path Env:\UPLOAD_TO_S3) {
+          Write-Output "Uploading Electron release distribution to s3"
+          & python script\upload.py --upload_to_s3
+        } else {
+          Write-Output "Uploading Electron release distribution to github releases"
+          & python script\upload.py
+        }
       }
-    }

atom/app/BRANDING.json

@@ -0,0 +1,5 @@
+{
+  "project_name": "electron",
+  "product_name": "Electron",
+  "mac_bundle_id": "com.github.Electron"
+}

atom/app/atom_content_client.cc

@@ -7,8 +7,6 @@
 #include <string>
 #include <vector>
 
-#include "atom/common/atom_version.h"
-#include "atom/common/chrome_version.h"
 #include "atom/common/options_switches.h"
 #include "base/command_line.h"
 #include "base/files/file_util.h"
@@ -17,91 +15,77 @@
 #include "base/strings/utf_string_conversions.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/common/pepper_plugin_info.h"
-#include "content/public/common/user_agent.h"
-#include "media/media_features.h"
+#include "electron/buildflags/buildflags.h"
 #include "ppapi/shared_impl/ppapi_permissions.h"
-#include "third_party/widevine/cdm/widevine_cdm_common.h"
 #include "ui/base/l10n/l10n_util.h"
+#include "ui/base/resource/resource_bundle.h"
 #include "url/url_constants.h"
+// In SHARED_INTERMEDIATE_DIR.
+#include "widevine_cdm_version.h"  // NOLINT(build/include)
 
 #if defined(WIDEVINE_CDM_AVAILABLE)
 #include "base/native_library.h"
-#include "base/strings/stringprintf.h"
-#include "chrome/common/widevine_cdm_constants.h"
 #include "content/public/common/cdm_info.h"
 #include "media/base/video_codecs.h"
 #endif  // defined(WIDEVINE_CDM_AVAILABLE)
 
-#if defined(ENABLE_PDF_VIEWER)
+#if BUILDFLAG(ENABLE_PDF_VIEWER)
 #include "atom/common/atom_constants.h"
 #include "pdf/pdf.h"
-#endif  // defined(ENABLE_PDF_VIEWER)
+#endif  // BUILDFLAG(ENABLE_PDF_VIEWER)
 
 namespace atom {
 
 namespace {
 
 #if defined(WIDEVINE_CDM_AVAILABLE)
-bool IsWidevineAvailable(base::FilePath* adapter_path,
-                         base::FilePath* cdm_path,
-                         std::vector<media::VideoCodec>* codecs_supported) {
+bool IsWidevineAvailable(
+    base::FilePath* cdm_path,
+    std::vector<media::VideoCodec>* codecs_supported,
+    base::flat_set<media::CdmSessionType>* session_types_supported,
+    base::flat_set<media::EncryptionMode>* modes_supported) {
   static enum {
     NOT_CHECKED,
     FOUND,
     NOT_FOUND,
   } widevine_cdm_file_check = NOT_CHECKED;
-  base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
-  *adapter_path = command_line->GetSwitchValuePath(switches::kWidevineCdmPath);
-  if (!adapter_path->empty()) {
-    *cdm_path = adapter_path->DirName().AppendASCII(
-        base::GetNativeLibraryName(kWidevineCdmLibraryName));
-    if (widevine_cdm_file_check == NOT_CHECKED) {
-      widevine_cdm_file_check =
-          (base::PathExists(*adapter_path) && base::PathExists(*cdm_path))
-              ? FOUND
-              : NOT_FOUND;
+
+  if (widevine_cdm_file_check == NOT_CHECKED) {
+    base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
+    *cdm_path = command_line->GetSwitchValuePath(switches::kWidevineCdmPath);
+    if (!cdm_path->empty()) {
+      *cdm_path = cdm_path->AppendASCII(
+          base::GetNativeLibraryName(kWidevineCdmLibraryName));
+      widevine_cdm_file_check = base::PathExists(*cdm_path) ? FOUND : NOT_FOUND;
     }
-    if (widevine_cdm_file_check == FOUND) {
-      // Add the supported codecs as if they came from the component manifest.
-      // This list must match the CDM that is being bundled with Chrome.
-      codecs_supported->push_back(media::VideoCodec::kCodecVP8);
-      codecs_supported->push_back(media::VideoCodec::kCodecVP9);
+  }
+
+  if (widevine_cdm_file_check == FOUND) {
+    // Add the supported codecs as if they came from the component manifest.
+    // This list must match the CDM that is being bundled with Chrome.
+    codecs_supported->push_back(media::VideoCodec::kCodecVP8);
+    codecs_supported->push_back(media::VideoCodec::kCodecVP9);
 #if BUILDFLAG(USE_PROPRIETARY_CODECS)
-      codecs_supported->push_back(media::VideoCodec::kCodecH264);
+    codecs_supported->push_back(media::VideoCodec::kCodecH264);
 #endif  // BUILDFLAG(USE_PROPRIETARY_CODECS)
-      return true;
-    }
+
+    // TODO(crbug.com/767941): Push persistent-license support info here once
+    // we check in a new CDM that supports it on Linux.
+    session_types_supported->insert(media::CdmSessionType::kTemporary);
+#if defined(OS_CHROMEOS)
+    session_types_supported->insert(media::CdmSessionType::kPersistentLicense);
+#endif  // defined(OS_CHROMEOS)
+
+    modes_supported->insert(media::EncryptionMode::kCenc);
+
+    return true;
   }
+
   return false;
 }
-void AddWidevineAdapterFromCommandLine(
-    base::CommandLine* command_line,
-    std::vector<content::PepperPluginInfo>* plugins) {
-  base::FilePath adapter_path;
-  base::FilePath cdm_path;
-  std::vector<media::VideoCodec> video_codecs_supported;
-  if (IsWidevineAvailable(&adapter_path, &cdm_path, &video_codecs_supported)) {
-    auto cdm_version_string =
-        command_line->GetSwitchValueASCII(switches::kWidevineCdmVersion);
-    content::PepperPluginInfo info;
-    info.is_out_of_process = true;
-    info.path = adapter_path;
-    info.name = kWidevineCdmDisplayName;
-    info.description =
-        base::StringPrintf("%s (version: %s)", kWidevineCdmDescription,
-                           cdm_version_string.c_str());
-    info.version = cdm_version_string;
-    info.permissions = kWidevineCdmPluginPermissions;
-    content::WebPluginMimeType mime_type(kWidevineCdmPluginMimeType,
-                                         kWidevineCdmPluginExtension,
-                                         kWidevineCdmPluginMimeTypeDescription);
-    info.mime_types.push_back(mime_type);
-    plugins->push_back(info);
-  }
-}
 #endif  // defined(WIDEVINE_CDM_AVAILABLE)
 
-#if defined(ENABLE_PEPPER_FLASH)
+#if BUILDFLAG(ENABLE_PEPPER_FLASH)
 content::PepperPluginInfo CreatePepperFlashInfo(const base::FilePath& path,
                                                 const std::string& version) {
   content::PepperPluginInfo plugin;
@@ -154,10 +138,10 @@ void AddPepperFlashFromCommandLine(
 
   plugins->push_back(CreatePepperFlashInfo(flash_path, flash_version));
 }
-#endif  // defined(ENABLE_PEPPER_FLASH)
+#endif  // BUILDFLAG(ENABLE_PEPPER_FLASH)
 
 void ComputeBuiltInPlugins(std::vector<content::PepperPluginInfo>* plugins) {
-#if defined(ENABLE_PDF_VIEWER)
+#if BUILDFLAG(ENABLE_PDF_VIEWER)
   content::PepperPluginInfo pdf_info;
   pdf_info.is_internal = true;
   pdf_info.is_out_of_process = true;
@@ -174,7 +158,7 @@ void ComputeBuiltInPlugins(std::vector<content::PepperPluginInfo>* plugins) {
       chrome_pdf::PPP_ShutdownModule;
   pdf_info.permissions = ppapi::PERMISSION_PRIVATE | ppapi::PERMISSION_DEV;
   plugins->push_back(pdf_info);
-#endif  // defined(ENABLE_PDF_VIEWER)
+#endif  // BUILDFLAG(ENABLE_PDF_VIEWER)
 }
 
 void ConvertStringWithSeparatorToVector(std::vector<std::string>* vec,
@@ -193,44 +177,61 @@ AtomContentClient::AtomContentClient() {}
 
 AtomContentClient::~AtomContentClient() {}
 
-std::string AtomContentClient::GetProduct() const {
-  return "Chrome/" CHROME_VERSION_STRING;
-}
-
-std::string AtomContentClient::GetUserAgent() const {
-  return content::BuildUserAgentFromProduct("Chrome/" CHROME_VERSION_STRING
-                                            " " ATOM_PRODUCT_NAME
-                                            "/" ATOM_VERSION_STRING);
-}
-
 base::string16 AtomContentClient::GetLocalizedString(int message_id) const {
   return l10n_util::GetStringUTF16(message_id);
 }
 
-void AtomContentClient::AddAdditionalSchemes(Schemes* schemes) {
-  schemes->standard_schemes.push_back("chrome-extension");
+base::StringPiece AtomContentClient::GetDataResource(
+    int resource_id,
+    ui::ScaleFactor scale_factor) const {
+  return ui::ResourceBundle::GetSharedInstance().GetRawDataResourceForScale(
+      resource_id, scale_factor);
+}
 
+gfx::Image& AtomContentClient::GetNativeImageNamed(int resource_id) const {
+  return ui::ResourceBundle::GetSharedInstance().GetNativeImageNamed(
+      resource_id);
+}
+
+base::RefCountedMemory* AtomContentClient::GetDataResourceBytes(
+    int resource_id) const {
+  return ui::ResourceBundle::GetSharedInstance().LoadDataResourceBytes(
+      resource_id);
+}
+
+void AtomContentClient::AddAdditionalSchemes(Schemes* schemes) {
   std::vector<std::string> splited;
   ConvertStringWithSeparatorToVector(&splited, ",",
-                                     switches::kRegisterServiceWorkerSchemes);
+                                     switches::kServiceWorkerSchemes);
   for (const std::string& scheme : splited)
     schemes->service_worker_schemes.push_back(scheme);
   schemes->service_worker_schemes.push_back(url::kFileScheme);
 
+  ConvertStringWithSeparatorToVector(&splited, ",", switches::kStandardSchemes);
+  for (const std::string& scheme : splited)
+    schemes->standard_schemes.push_back(scheme);
+  schemes->standard_schemes.push_back("chrome-extension");
+
   ConvertStringWithSeparatorToVector(&splited, ",", switches::kSecureSchemes);
   for (const std::string& scheme : splited)
     schemes->secure_schemes.push_back(scheme);
+
+  ConvertStringWithSeparatorToVector(&splited, ",",
+                                     switches::kBypassCSPSchemes);
+  for (const std::string& scheme : splited)
+    schemes->csp_bypassing_schemes.push_back(scheme);
+
+  ConvertStringWithSeparatorToVector(&splited, ",", switches::kCORSSchemes);
+  for (const std::string& scheme : splited)
+    schemes->cors_enabled_schemes.push_back(scheme);
 }
 
 void AtomContentClient::AddPepperPlugins(
     std::vector<content::PepperPluginInfo>* plugins) {
+#if BUILDFLAG(ENABLE_PEPPER_FLASH)
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
-#if defined(ENABLE_PEPPER_FLASH)
   AddPepperFlashFromCommandLine(command_line, plugins);
-#endif  // defined(ENABLE_PEPPER_FLASH)
-#if defined(WIDEVINE_CDM_AVAILABLE)
-  AddWidevineAdapterFromCommandLine(command_line, plugins);
-#endif  // defined(WIDEVINE_CDM_AVAILABLE)
+#endif  // BUILDFLAG(ENABLE_PEPPER_FLASH)
   ComputeBuiltInPlugins(plugins);
 }
 
@@ -239,12 +240,13 @@ void AtomContentClient::AddContentDecryptionModules(
     std::vector<media::CdmHostFilePath>* cdm_host_file_paths) {
   if (cdms) {
 #if defined(WIDEVINE_CDM_AVAILABLE)
-    base::FilePath adapter_path;
     base::FilePath cdm_path;
     std::vector<media::VideoCodec> video_codecs_supported;
-    bool supports_persistent_license = false;
-    if (IsWidevineAvailable(&adapter_path, &cdm_path,
-                            &video_codecs_supported)) {
+    base::flat_set<media::CdmSessionType> session_types_supported;
+    base::flat_set<media::EncryptionMode> encryption_modes_supported;
+    if (IsWidevineAvailable(&cdm_path, &video_codecs_supported,
+                            &session_types_supported,
+                            &encryption_modes_supported)) {
       base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
       auto cdm_version_string =
           command_line->GetSwitchValueASCII(switches::kWidevineCdmVersion);
@@ -254,10 +256,13 @@ void AtomContentClient::AddContentDecryptionModules(
       const base::Version version(cdm_version_string);
       DCHECK(version.IsValid());
 
+      content::CdmCapability capability(
+          video_codecs_supported, encryption_modes_supported,
+          session_types_supported, base::flat_set<media::CdmProxy::Protocol>());
+
       cdms->push_back(content::CdmInfo(
           kWidevineCdmDisplayName, kWidevineCdmGuid, version, cdm_path,
-          kWidevineCdmFileSystemId, video_codecs_supported,
-          supports_persistent_license, kWidevineKeySystem, false));
+          kWidevineCdmFileSystemId, capability, kWidevineKeySystem, false));
     }
 #endif  // defined(WIDEVINE_CDM_AVAILABLE)
   }

atom/app/atom_content_client.h

@@ -9,20 +9,22 @@
 #include <string>
 #include <vector>
 
-#include "brightray/common/content_client.h"
+#include "content/public/common/content_client.h"
 
 namespace atom {
 
-class AtomContentClient : public brightray::ContentClient {
+class AtomContentClient : public content::ContentClient {
  public:
   AtomContentClient();
   ~AtomContentClient() override;
 
  protected:
   // content::ContentClient:
-  std::string GetProduct() const override;
-  std::string GetUserAgent() const override;
   base::string16 GetLocalizedString(int message_id) const override;
+  base::StringPiece GetDataResource(int resource_id,
+                                    ui::ScaleFactor) const override;
+  gfx::Image& GetNativeImageNamed(int resource_id) const override;
+  base::RefCountedMemory* GetDataResourceBytes(int resource_id) const override;
   void AddAdditionalSchemes(Schemes* schemes) override;
   void AddPepperPlugins(
       std::vector<content::PepperPluginInfo>* plugins) override;

atom/app/atom_library_main.h

@@ -6,12 +6,13 @@
 #define ATOM_APP_ATOM_LIBRARY_MAIN_H_
 
 #include "build/build_config.h"
+#include "electron/buildflags/buildflags.h"
 
 #if defined(OS_MACOSX)
 extern "C" {
 __attribute__((visibility("default"))) int AtomMain(int argc, char* argv[]);
 
-#ifdef ENABLE_RUN_AS_NODE
+#if BUILDFLAG(ENABLE_RUN_AS_NODE)
 __attribute__((visibility("default"))) int AtomInitializeICUandStartNode(
     int argc,
     char* argv[]);

atom/app/atom_library_main.mm

@@ -7,11 +7,11 @@
 #include "atom/app/atom_main_delegate.h"
 #include "atom/app/node_main.h"
 #include "atom/common/atom_command_line.h"
+#include "atom/common/mac/main_application_bundle.h"
 #include "base/at_exit.h"
 #include "base/i18n/icu_util.h"
 #include "base/mac/bundle_locations.h"
 #include "base/mac/scoped_nsautorelease_pool.h"
-#include "brightray/common/mac/main_application_bundle.h"
 #include "content/public/app/content_main.h"
 
 int AtomMain(int argc, char* argv[]) {
@@ -23,12 +23,12 @@ int AtomMain(int argc, char* argv[]) {
   return content::ContentMain(params);
 }
 
-#ifdef ENABLE_RUN_AS_NODE
+#if BUILDFLAG(ENABLE_RUN_AS_NODE)
 int AtomInitializeICUandStartNode(int argc, char* argv[]) {
   base::AtExitManager atexit_manager;
   base::mac::ScopedNSAutoreleasePool pool;
   base::mac::SetOverrideFrameworkBundlePath(
-      brightray::MainApplicationBundlePath()
+      atom::MainApplicationBundlePath()
           .Append("Contents")
           .Append("Frameworks")
           .Append(ATOM_PRODUCT_NAME " Framework.framework"));

atom/app/atom_main.cc

@@ -5,6 +5,7 @@
 #include "atom/app/atom_main.h"
 
 #include <cstdlib>
+#include <memory>
 #include <vector>
 
 #if defined(OS_WIN)
@@ -30,6 +31,7 @@
 #include "atom/app/atom_main_delegate.h"  // NOLINT
 #include "content/public/app/content_main.h"
 #else  // defined(OS_LINUX)
+#include <mach-o/dyld.h>
 #include <unistd.h>
 #include <cstdio>
 #include "atom/app/atom_library_main.h"
@@ -39,15 +41,19 @@
 #include "atom/common/atom_command_line.h"
 #include "base/at_exit.h"
 #include "base/i18n/icu_util.h"
+#include "electron/buildflags/buildflags.h"
+
+#if defined(HELPER_EXECUTABLE) && !defined(MAS_BUILD)
+#include "sandbox/mac/seatbelt_exec.h"  // nogncheck
+#endif
 
 namespace {
 
-#ifdef ENABLE_RUN_AS_NODE
+#if BUILDFLAG(ENABLE_RUN_AS_NODE)
 const char kRunAsNode[] = "ELECTRON_RUN_AS_NODE";
 #endif
 
-#if defined(ENABLE_RUN_AS_NODE) || defined(OS_WIN)
-bool IsEnvSet(const char* name) {
+ALLOW_UNUSED_TYPE bool IsEnvSet(const char* name) {
 #if defined(OS_WIN)
   size_t required_size;
   getenv_s(&required_size, nullptr, 0, name);
@@ -57,7 +63,6 @@ bool IsEnvSet(const char* name) {
   return indicator && indicator[0] != '\0';
 #endif
 }
-#endif
 
 #if defined(OS_POSIX)
 void FixStdioStreams() {
@@ -70,11 +75,11 @@ void FixStdioStreams() {
   // For details see https://github.com/libuv/libuv/issues/2062
   struct stat st;
   if (fstat(STDIN_FILENO, &st) < 0 && errno == EBADF)
-    freopen("/dev/null", "r", stdin);
+    ignore_result(freopen("/dev/null", "r", stdin));
   if (fstat(STDOUT_FILENO, &st) < 0 && errno == EBADF)
-    freopen("/dev/null", "w", stdout);
+    ignore_result(freopen("/dev/null", "w", stdout));
   if (fstat(STDERR_FILENO, &st) < 0 && errno == EBADF)
-    freopen("/dev/null", "w", stderr);
+    ignore_result(freopen("/dev/null", "w", stderr));
 }
 #endif
 
@@ -94,7 +99,7 @@ int APIENTRY wWinMain(HINSTANCE instance, HINSTANCE, wchar_t* cmd, int) {
 
 #ifdef _DEBUG
   // Don't display assert dialog boxes in CI test runs
-  static const auto kCI = "ELECTRON_CI";
+  static const char* kCI = "ELECTRON_CI";
   bool is_ci = IsEnvSet(kCI);
   if (!is_ci) {
     for (int i = 0; i < arguments.argc; ++i) {
@@ -116,7 +121,7 @@ int APIENTRY wWinMain(HINSTANCE instance, HINSTANCE, wchar_t* cmd, int) {
   }
 #endif
 
-#ifdef ENABLE_RUN_AS_NODE
+#if BUILDFLAG(ENABLE_RUN_AS_NODE)
   bool run_as_node = IsEnvSet(kRunAsNode);
 #else
   bool run_as_node = false;
@@ -143,7 +148,7 @@ int APIENTRY wWinMain(HINSTANCE instance, HINSTANCE, wchar_t* cmd, int) {
   atexit([]() { OnThreadExit(nullptr, DLL_THREAD_DETACH, nullptr); });
 #endif
 
-#ifdef ENABLE_RUN_AS_NODE
+#if BUILDFLAG(ENABLE_RUN_AS_NODE)
   if (run_as_node) {
     std::vector<char*> argv(arguments.argc);
     std::transform(
@@ -179,9 +184,9 @@ int APIENTRY wWinMain(HINSTANCE instance, HINSTANCE, wchar_t* cmd, int) {
 #elif defined(OS_LINUX)  // defined(OS_WIN)
 
 int main(int argc, char* argv[]) {
-#ifdef ENABLE_RUN_AS_NODE
   FixStdioStreams();
 
+#if BUILDFLAG(ENABLE_RUN_AS_NODE)
   if (IsEnvSet(kRunAsNode)) {
     base::i18n::InitializeICU();
     base::AtExitManager atexit_manager;
@@ -200,14 +205,43 @@ int main(int argc, char* argv[]) {
 #else  // defined(OS_LINUX)
 
 int main(int argc, char* argv[]) {
-#ifdef ENABLE_RUN_AS_NODE
   FixStdioStreams();
 
+#if BUILDFLAG(ENABLE_RUN_AS_NODE)
   if (IsEnvSet(kRunAsNode)) {
     return AtomInitializeICUandStartNode(argc, argv);
   }
 #endif
 
+#if defined(HELPER_EXECUTABLE) && !defined(MAS_BUILD)
+  uint32_t exec_path_size = 0;
+  int rv = _NSGetExecutablePath(NULL, &exec_path_size);
+  if (rv != -1) {
+    fprintf(stderr, "_NSGetExecutablePath: get length failed\n");
+    abort();
+  }
+
+  std::unique_ptr<char[]> exec_path(new char[exec_path_size]);
+  rv = _NSGetExecutablePath(exec_path.get(), &exec_path_size);
+  if (rv != 0) {
+    fprintf(stderr, "_NSGetExecutablePath: get path failed\n");
+    abort();
+  }
+  sandbox::SeatbeltExecServer::CreateFromArgumentsResult seatbelt =
+      sandbox::SeatbeltExecServer::CreateFromArguments(exec_path.get(), argc,
+                                                       argv);
+  if (seatbelt.sandbox_required) {
+    if (!seatbelt.server) {
+      fprintf(stderr, "Failed to create seatbelt sandbox server.\n");
+      abort();
+    }
+    if (!seatbelt.server->InitializeSandbox()) {
+      fprintf(stderr, "Failed to initialize sandbox.\n");
+      abort();
+    }
+  }
+#endif  // defined(HELPER_EXECUTABLE) && !defined(MAS_BUILD)
+
   return AtomMain(argc, argv);
 }
 

atom/app/atom_main_delegate.cc

@@ -5,12 +5,16 @@
 #include "atom/app/atom_main_delegate.h"
 
 #include <iostream>
+#include <memory>
 #include <string>
 
+#if defined(OS_LINUX)
+#include <glib.h>  // for g_setenv()
+#endif
+
 #include "atom/app/atom_content_client.h"
 #include "atom/browser/atom_browser_client.h"
 #include "atom/browser/relauncher.h"
-#include "atom/common/google_api_key.h"
 #include "atom/common/options_switches.h"
 #include "atom/renderer/atom_renderer_client.h"
 #include "atom/renderer/atom_sandboxed_renderer_client.h"
@@ -19,12 +23,17 @@
 #include "base/debug/stack_trace.h"
 #include "base/environment.h"
 #include "base/logging.h"
+#include "base/mac/bundle_locations.h"
+#include "base/path_service.h"
 #include "chrome/common/chrome_paths.h"
 #include "content/public/common/content_switches.h"
-#include "ipc/ipc_features.h"
+#include "electron/buildflags/buildflags.h"
+#include "ipc/ipc_buildflags.h"
+#include "services/service_manager/embedder/switches.h"
 #include "services/service_manager/sandbox/switches.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
+#include "ui/base/ui_base_switches.h"
 
 #if BUILDFLAG(IPC_MESSAGE_LOG_ENABLED)
 #define IPC_MESSAGE_MACROS_LOG_ENABLED
@@ -34,6 +43,10 @@
 #include "atom/common/common_message_generator.h"
 #endif
 
+#if defined(OS_MACOSX)
+#include "atom/app/atom_main_delegate_mac.h"
+#endif
+
 namespace atom {
 
 namespace {
@@ -45,6 +58,25 @@ bool IsBrowserProcess(base::CommandLine* cmd) {
   return process_type.empty();
 }
 
+// Returns true if this subprocess type needs the ResourceBundle initialized
+// and resources loaded.
+bool SubprocessNeedsResourceBundle(const std::string& process_type) {
+  return
+#if defined(OS_POSIX) && !defined(OS_MACOSX)
+      // The zygote process opens the resources for the renderers.
+      process_type == service_manager::switches::kZygoteProcess ||
+#endif
+#if defined(OS_MACOSX)
+      // Mac needs them too for scrollbar related images and for sandbox
+      // profiles.
+      process_type == ::switches::kPpapiPluginProcess ||
+      process_type == ::switches::kPpapiBrokerProcess ||
+      process_type == ::switches::kGpuProcess ||
+#endif
+      process_type == ::switches::kRendererProcess ||
+      process_type == ::switches::kUtilityProcess;
+}
+
 #if defined(OS_WIN)
 void InvalidParameterHandler(const wchar_t*,
                              const wchar_t*,
@@ -57,6 +89,37 @@ void InvalidParameterHandler(const wchar_t*,
 
 }  // namespace
 
+void LoadResourceBundle(const std::string& locale) {
+  const bool initialized = ui::ResourceBundle::HasSharedInstance();
+  if (initialized)
+    ui::ResourceBundle::CleanupSharedInstance();
+
+  // Load other resource files.
+  base::FilePath pak_dir;
+#if defined(OS_MACOSX)
+  pak_dir =
+      base::mac::FrameworkBundlePath().Append(FILE_PATH_LITERAL("Resources"));
+#else
+  base::PathService::Get(base::DIR_MODULE, &pak_dir);
+#endif
+
+  ui::ResourceBundle::InitSharedInstanceWithLocale(
+      locale, nullptr, ui::ResourceBundle::LOAD_COMMON_RESOURCES);
+  ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
+  bundle.ReloadLocaleResources(locale);
+  bundle.AddDataPackFromPath(pak_dir.Append(FILE_PATH_LITERAL("resources.pak")),
+                             ui::SCALE_FACTOR_NONE);
+#if BUILDFLAG(ENABLE_PDF_VIEWER)
+  NOTIMPLEMENTED()
+      << "Hi, whoever's fixing PDF support! Thanks! The pdf "
+         "viewer resources haven't been ported over to the GN build yet, so "
+         "you'll probably need to change this bit of code.";
+  bundle.AddDataPackFromPath(
+      pak_dir.Append(FILE_PATH_LITERAL("pdf_viewer_resources.pak")),
+      ui::GetSupportedScaleFactors()[0]);
+#endif  // BUILDFLAG(ENABLE_PDF_VIEWER)
+}
+
 AtomMainDelegate::AtomMainDelegate() {}
 
 AtomMainDelegate::~AtomMainDelegate() {}
@@ -96,23 +159,19 @@ bool AtomMainDelegate::BasicStartupComplete(int* exit_code) {
   // Logging with pid and timestamp.
   logging::SetLogItems(true, false, true, false);
 
-  // Enable convient stack printing.
-#if defined(DEBUG) && defined(OS_LINUX)
-  bool enable_stack_dumping = true;
-#else
-  bool enable_stack_dumping = env->HasVar("ELECTRON_ENABLE_STACK_DUMPING");
-#endif
-#if defined(ARCH_CPU_ARM_FAMILY) && defined(ARCH_CPU_32_BITS)
-  // For 32bit ARM enabling stack printing would end up crashing.
-  // https://github.com/electron/electron/pull/11230#issuecomment-363232482
-  enable_stack_dumping = false;
-#endif
-  if (enable_stack_dumping)
+  // Enable convient stack printing. This is enabled by default in non-official
+  // builds.
+  if (env->HasVar("ELECTRON_ENABLE_STACK_DUMPING"))
     base::debug::EnableInProcessStackDumping();
 
+  if (env->HasVar("ELECTRON_DISABLE_SANDBOX"))
+    command_line->AppendSwitch(service_manager::switches::kNoSandbox);
+
   chrome::RegisterPathProvider();
 
 #if defined(OS_MACOSX)
+  OverrideChildProcessPath();
+  OverrideFrameworkBundlePath();
   SetUpBundleOverrides();
 #endif
 
@@ -124,32 +183,60 @@ bool AtomMainDelegate::BasicStartupComplete(int* exit_code) {
   base::win::DisableHandleVerifier();
 #endif
 
-  return brightray::MainDelegate::BasicStartupComplete(exit_code);
+  content_client_ = std::make_unique<AtomContentClient>();
+  SetContentClient(content_client_.get());
+
+  return false;
+}
+
+void AtomMainDelegate::PostEarlyInitialization(bool is_running_tests) {
+  std::string custom_locale;
+  ui::ResourceBundle::InitSharedInstanceWithLocale(
+      custom_locale, nullptr, ui::ResourceBundle::LOAD_COMMON_RESOURCES);
+  auto* cmd_line = base::CommandLine::ForCurrentProcess();
+  if (cmd_line->HasSwitch(::switches::kLang)) {
+    const std::string locale = cmd_line->GetSwitchValueASCII(::switches::kLang);
+    const base::FilePath locale_file_path =
+        ui::ResourceBundle::GetSharedInstance().GetLocaleFilePath(locale, true);
+    if (!locale_file_path.empty()) {
+      custom_locale = locale;
+#if defined(OS_LINUX)
+      /* When built with USE_GLIB, libcc's GetApplicationLocaleInternal() uses
+       * glib's g_get_language_names(), which keys off of getenv("LC_ALL") */
+      g_setenv("LC_ALL", custom_locale.c_str(), TRUE);
+#endif
+    }
+  }
+
+#if defined(OS_MACOSX)
+  if (custom_locale.empty())
+    l10n_util::OverrideLocaleWithCocoaLocale();
+#endif
+
+  LoadResourceBundle(custom_locale);
+
+  AtomBrowserClient::SetApplicationLocale(
+      l10n_util::GetApplicationLocale(custom_locale));
 }
 
 void AtomMainDelegate::PreSandboxStartup() {
-  brightray::MainDelegate::PreSandboxStartup();
-
   auto* command_line = base::CommandLine::ForCurrentProcess();
+
   std::string process_type =
       command_line->GetSwitchValueASCII(::switches::kProcessType);
 
+  // Initialize ResourceBundle which handles files loaded from external
+  // sources. The language should have been passed in to us from the
+  // browser process as a command line flag.
+  if (SubprocessNeedsResourceBundle(process_type)) {
+    std::string locale = command_line->GetSwitchValueASCII(::switches::kLang);
+    LoadResourceBundle(locale);
+  }
+
   // Only append arguments for browser process.
   if (!IsBrowserProcess(command_line))
     return;
 
-  if (!command_line->HasSwitch(switches::kEnableMixedSandbox)) {
-    if (command_line->HasSwitch(switches::kEnableSandbox)) {
-      // Disable setuid sandbox since it is not longer required on
-      // linux(namespace sandbox is available on most distros).
-      command_line->AppendSwitch(
-          service_manager::switches::kDisableSetuidSandbox);
-    } else {
-      // Disable renderer sandbox for most of node's functions.
-      command_line->AppendSwitch(::switches::kNoSandbox);
-    }
-  }
-
   // Allow file:// URIs to read other file:// URIs by default.
   command_line->AppendSwitch(::switches::kAllowFileAccessFromFiles);
 
@@ -159,6 +246,12 @@ void AtomMainDelegate::PreSandboxStartup() {
 #endif
 }
 
+void AtomMainDelegate::PreCreateMainMessageLoop() {
+#if defined(OS_MACOSX)
+  RegisterAtomCrApp();
+#endif
+}
+
 content::ContentBrowserClient* AtomMainDelegate::CreateContentBrowserClient() {
   browser_client_.reset(new AtomBrowserClient);
   return browser_client_.get();
@@ -169,7 +262,7 @@ AtomMainDelegate::CreateContentRendererClient() {
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kEnableSandbox) ||
       !base::CommandLine::ForCurrentProcess()->HasSwitch(
-          ::switches::kNoSandbox)) {
+          service_manager::switches::kNoSandbox)) {
     renderer_client_.reset(new AtomSandboxedRendererClient);
   } else {
     renderer_client_.reset(new AtomRendererClient);
@@ -203,9 +296,12 @@ bool AtomMainDelegate::DelaySandboxInitialization(
 }
 #endif
 
-std::unique_ptr<brightray::ContentClient>
-AtomMainDelegate::CreateContentClient() {
-  return std::make_unique<AtomContentClient>();
+bool AtomMainDelegate::ShouldLockSchemeRegistry() {
+  return false;
+}
+
+bool AtomMainDelegate::ShouldCreateFeatureList() {
+  return false;
 }
 
 }  // namespace atom

atom/app/atom_main_delegate.h

@@ -5,14 +5,17 @@
 #ifndef ATOM_APP_ATOM_MAIN_DELEGATE_H_
 #define ATOM_APP_ATOM_MAIN_DELEGATE_H_
 
+#include <memory>
 #include <string>
 
-#include "brightray/common/content_client.h"
-#include "brightray/common/main_delegate.h"
+#include "content/public/app/content_main_delegate.h"
+#include "content/public/common/content_client.h"
 
 namespace atom {
 
-class AtomMainDelegate : public brightray::MainDelegate {
+void LoadResourceBundle(const std::string& locale);
+
+class AtomMainDelegate : public content::ContentMainDelegate {
  public:
   AtomMainDelegate();
   ~AtomMainDelegate() override;
@@ -21,6 +24,8 @@ class AtomMainDelegate : public brightray::MainDelegate {
   // content::ContentMainDelegate:
   bool BasicStartupComplete(int* exit_code) override;
   void PreSandboxStartup() override;
+  void PreCreateMainMessageLoop() override;
+  void PostEarlyInitialization(bool is_running_tests) override;
   content::ContentBrowserClient* CreateContentBrowserClient() override;
   content::ContentRendererClient* CreateContentRendererClient() override;
   content::ContentUtilityClient* CreateContentUtilityClient() override;
@@ -31,20 +36,18 @@ class AtomMainDelegate : public brightray::MainDelegate {
   bool ShouldSendMachPort(const std::string& process_type) override;
   bool DelaySandboxInitialization(const std::string& process_type) override;
 #endif
-
-  // brightray::MainDelegate:
-  std::unique_ptr<brightray::ContentClient> CreateContentClient() override;
-#if defined(OS_MACOSX)
-  void OverrideChildProcessPath() override;
-  void OverrideFrameworkBundlePath() override;
-#endif
+  bool ShouldLockSchemeRegistry() override;
+  bool ShouldCreateFeatureList() override;
 
  private:
 #if defined(OS_MACOSX)
+  void OverrideChildProcessPath();
+  void OverrideFrameworkBundlePath();
   void SetUpBundleOverrides();
 #endif
 
   std::unique_ptr<content::ContentBrowserClient> browser_client_;
+  std::unique_ptr<content::ContentClient> content_client_;
   std::unique_ptr<content::ContentRendererClient> renderer_client_;
   std::unique_ptr<content::ContentUtilityClient> utility_client_;
 

atom/app/atom_main_delegate_mac.h

@@ -0,0 +1,15 @@
+// Copyright 2013 Slack Technologies, Inc. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef ATOM_APP_ATOM_MAIN_DELEGATE_MAC_H_
+#define ATOM_APP_ATOM_MAIN_DELEGATE_MAC_H_
+
+namespace atom {
+
+// Initializes NSApplication.
+void RegisterAtomCrApp();
+
+}  // namespace atom
+
+#endif  // ATOM_APP_ATOM_MAIN_DELEGATE_MAC_H_

atom/app/atom_main_delegate_mac.mm

@@ -4,6 +4,9 @@
 
 #include "atom/app/atom_main_delegate.h"
 
+#include "atom/browser/mac/atom_application.h"
+#include "atom/common/application_info.h"
+#include "atom/common/mac/main_application_bundle.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/mac/bundle_locations.h"
@@ -11,8 +14,6 @@
 #include "base/mac/scoped_nsautorelease_pool.h"
 #include "base/path_service.h"
 #include "base/strings/sys_string_conversions.h"
-#include "brightray/common/application_info.h"
-#include "brightray/common/mac/main_application_bundle.h"
 #include "content/public/common/content_paths.h"
 
 namespace atom {
@@ -20,9 +21,7 @@ namespace atom {
 namespace {
 
 base::FilePath GetFrameworksPath() {
-  return brightray::MainApplicationBundlePath()
-      .Append("Contents")
-      .Append("Frameworks");
+  return MainApplicationBundlePath().Append("Contents").Append("Frameworks");
 }
 
 base::FilePath GetHelperAppPath(const base::FilePath& frameworks_path,
@@ -45,16 +44,15 @@ void AtomMainDelegate::OverrideChildProcessPath() {
   base::FilePath helper_path =
       GetHelperAppPath(frameworks_path, ATOM_PRODUCT_NAME);
   if (!base::PathExists(helper_path))
-    helper_path =
-        GetHelperAppPath(frameworks_path, brightray::GetApplicationName());
+    helper_path = GetHelperAppPath(frameworks_path, GetApplicationName());
   if (!base::PathExists(helper_path))
     LOG(FATAL) << "Unable to find helper app";
-  PathService::Override(content::CHILD_PROCESS_EXE, helper_path);
+  base::PathService::Override(content::CHILD_PROCESS_EXE, helper_path);
 }
 
 void AtomMainDelegate::SetUpBundleOverrides() {
   base::mac::ScopedNSAutoreleasePool pool;
-  NSBundle* bundle = brightray::MainApplicationBundle();
+  NSBundle* bundle = MainApplicationBundle();
   std::string base_bundle_id =
       base::SysNSStringToUTF8([bundle bundleIdentifier]);
   NSString* team_id = [bundle objectForInfoDictionaryKey:@"ElectronTeamID"];
@@ -63,4 +61,9 @@ void AtomMainDelegate::SetUpBundleOverrides() {
   base::mac::SetBaseBundleID(base_bundle_id.c_str());
 }
 
+void RegisterAtomCrApp() {
+  // Force the NSApplication subclass to be used.
+  [AtomApplication sharedApplication];
+}
+
 }  // namespace atom

atom/app/manifests.cc

@@ -0,0 +1,44 @@
+// Copyright (c) 2019 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#include "atom/app/manifests.h"
+
+#include "base/no_destructor.h"
+#include "printing/buildflags/buildflags.h"
+#include "services/proxy_resolver/proxy_resolver_manifest.h"
+#include "services/service_manager/public/cpp/manifest_builder.h"
+
+#if BUILDFLAG(ENABLE_PRINTING)
+#include "components/services/pdf_compositor/pdf_compositor_manifest.h"
+#endif
+
+#if BUILDFLAG(ENABLE_PRINT_PREVIEW)
+#include "chrome/services/printing/manifest.h"
+#endif
+
+const service_manager::Manifest& GetElectronContentBrowserOverlayManifest() {
+  static base::NoDestructor<service_manager::Manifest> manifest{
+      service_manager::ManifestBuilder()
+          .WithDisplayName("Electron (browser process)")
+          .RequireCapability("device", "device:geolocation_control")
+          .RequireCapability("proxy_resolver", "factory")
+          .RequireCapability("chrome_printing", "converter")
+          .RequireCapability("pdf_compositor", "compositor")
+          .Build()};
+  return *manifest;
+}
+
+const std::vector<service_manager::Manifest>&
+GetElectronPackagedServicesOverlayManifest() {
+  static base::NoDestructor<std::vector<service_manager::Manifest>> manifests{{
+      proxy_resolver::GetManifest(),
+#if BUILDFLAG(ENABLE_PRINTING)
+      pdf_compositor::GetManifest(),
+#endif
+#if BUILDFLAG(ENABLE_PRINT_PREVIEW)
+      chrome_printing::GetManifest(),
+#endif
+  }};
+  return *manifests;
+}

atom/app/manifests.h

@@ -0,0 +1,16 @@
+// Copyright (c) 2019 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#ifndef ATOM_APP_MANIFESTS_H_
+#define ATOM_APP_MANIFESTS_H_
+
+#include <vector>
+
+#include "services/service_manager/public/cpp/manifest.h"
+
+const service_manager::Manifest& GetElectronContentBrowserOverlayManifest();
+const std::vector<service_manager::Manifest>&
+GetElectronPackagedServicesOverlayManifest();
+
+#endif  // ATOM_APP_MANIFESTS_H_

atom/app/node_main.cc

@@ -2,10 +2,11 @@
 // Use of this source code is governed by the MIT license that can be
 // found in the LICENSE file.
 
-#ifdef ENABLE_RUN_AS_NODE
-
 #include "atom/app/node_main.h"
 
+#include <memory>
+#include <utility>
+
 #include "atom/app/uv_task_runner.h"
 #include "atom/browser/javascript_environment.h"
 #include "atom/browser/node_debugger.h"
@@ -15,7 +16,7 @@
 #include "atom/common/node_bindings.h"
 #include "base/command_line.h"
 #include "base/feature_list.h"
-#include "base/task_scheduler/task_scheduler.h"
+#include "base/task/task_scheduler/task_scheduler.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "gin/array_buffer.h"
 #include "gin/public/isolate_holder.h"
@@ -50,7 +51,7 @@ int NodeMain(int argc, char* argv[]) {
     base::TaskScheduler::CreateAndStartWithDefaultParams("Electron");
 
     // Initialize gin::IsolateHolder.
-    JavascriptEnvironment gin_env;
+    JavascriptEnvironment gin_env(loop);
 
     // Explicitly register electron's builtin modules.
     NodeBindings::RegisterBuiltinModules();
@@ -65,7 +66,7 @@ int NodeMain(int argc, char* argv[]) {
 
     // Enable support for v8 inspector.
     NodeDebugger node_debugger(env);
-    node_debugger.Start(gin_env.platform());
+    node_debugger.Start();
 
     mate::Dictionary process(gin_env.isolate(), env->process_object());
 #if defined(OS_WIN)
@@ -83,7 +84,7 @@ int NodeMain(int argc, char* argv[]) {
     bool more;
     do {
       more = uv_run(env->event_loop(), UV_RUN_ONCE);
-      gin_env.platform()->DrainBackgroundTasks(env->isolate());
+      gin_env.platform()->DrainTasks(env->isolate());
       if (more == false) {
         node::EmitBeforeExit(env);
 
@@ -95,10 +96,12 @@ int NodeMain(int argc, char* argv[]) {
       }
     } while (more == true);
 
+    node_debugger.Stop();
     exit_code = node::EmitExit(env);
     node::RunAtExit(env);
-    gin_env.platform()->DrainBackgroundTasks(env->isolate());
+    gin_env.platform()->DrainTasks(env->isolate());
     gin_env.platform()->CancelPendingDelayedTasks(env->isolate());
+    gin_env.platform()->UnregisterIsolate(env->isolate());
 
     node::FreeEnvironment(env);
   }
@@ -116,5 +119,3 @@ int NodeMain(int argc, char* argv[]) {
 }
 
 }  // namespace atom
-
-#endif  // ENABLE_RUN_AS_NODE

atom/app/node_main.h

@@ -5,14 +5,10 @@
 #ifndef ATOM_APP_NODE_MAIN_H_
 #define ATOM_APP_NODE_MAIN_H_
 
-#ifdef ENABLE_RUN_AS_NODE
-
 namespace atom {
 
 int NodeMain(int argc, char* argv[]);
 
 }  // namespace atom
 
-#endif  // ENABLE_RUN_AS_NODE
-
 #endif  // ATOM_APP_NODE_MAIN_H_

atom/browser/api/atom_api_app.cc

@@ -10,8 +10,10 @@
 #include "atom/browser/api/atom_api_menu.h"
 #include "atom/browser/api/atom_api_session.h"
 #include "atom/browser/api/atom_api_web_contents.h"
+#include "atom/browser/api/gpuinfo_manager.h"
 #include "atom/browser/atom_browser_context.h"
 #include "atom/browser/atom_browser_main_parts.h"
+#include "atom/browser/atom_paths.h"
 #include "atom/browser/login_handler.h"
 #include "atom/browser/relauncher.h"
 #include "atom/common/atom_command_line.h"
@@ -22,16 +24,13 @@
 #include "atom/common/native_mate_converters/net_converter.h"
 #include "atom/common/native_mate_converters/network_converter.h"
 #include "atom/common/native_mate_converters/value_converter.h"
-#include "atom/common/node_includes.h"
 #include "atom/common/options_switches.h"
 #include "base/command_line.h"
 #include "base/environment.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/path_service.h"
-#include "base/strings/string_util.h"
-#include "base/sys_info.h"
-#include "brightray/browser/brightray_paths.h"
+#include "base/system/sys_info.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/icon_manager.h"
 #include "chrome/common/chrome_paths.h"
@@ -48,16 +47,23 @@
 #include "native_mate/object_template_builder.h"
 #include "net/ssl/client_cert_identity.h"
 #include "net/ssl/ssl_cert_request_info.h"
-#include "services/network/public/cpp/network_switches.h"
+#include "services/service_manager/sandbox/switches.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/image/image.h"
 
+// clang-format off
+// This header should be declared at the end to avoid
+// redefinition errors.
+#include "atom/common/node_includes.h"  // NOLINT(build/include_alpha)
+// clang-format on
+
 #if defined(OS_WIN)
 #include "atom/browser/ui/win/jump_list.h"
 #include "base/strings/utf_string_conversions.h"
 #endif
 
 #if defined(OS_MACOSX)
+#include <CoreFoundation/CoreFoundation.h>
 #include "atom/browser/ui/cocoa/atom_bundle_mover.h"
 #endif
 
@@ -388,15 +394,15 @@ IconLoader::IconSize GetIconSizeByString(const std::string& size) {
 // Return the path constant from string.
 int GetPathConstant(const std::string& name) {
   if (name == "appData")
-    return brightray::DIR_APP_DATA;
+    return DIR_APP_DATA;
   else if (name == "userData")
-    return brightray::DIR_USER_DATA;
+    return DIR_USER_DATA;
   else if (name == "cache")
-    return brightray::DIR_CACHE;
+    return DIR_CACHE;
   else if (name == "userCache")
-    return brightray::DIR_USER_CACHE;
+    return DIR_USER_CACHE;
   else if (name == "logs")
-    return brightray::DIR_APP_LOGS;
+    return DIR_APP_LOGS;
   else if (name == "home")
     return base::DIR_HOME;
   else if (name == "temp")
@@ -480,7 +486,7 @@ void OnClientCertificateSelected(
   if (!certs.empty()) {
     scoped_refptr<net::X509Certificate> cert(certs[0].get());
     for (size_t i = 0; i < identities->size(); ++i) {
-      if (cert->Equals((*identities)[i]->certificate())) {
+      if (cert->EqualsExcludingChain((*identities)[i]->certificate())) {
         net::ClientCertIdentity::SelfOwningAcquirePrivateKey(
             std::move((*identities)[i]),
             base::Bind(&GotPrivateKey, delegate, std::move(cert)));
@@ -527,18 +533,11 @@ int ImportIntoCertStore(CertificateManagerModel* model,
 }
 #endif
 
-void OnIconDataAvailable(v8::Isolate* isolate,
-                         const App::FileIconCallback& callback,
-                         gfx::Image* icon) {
-  v8::Locker locker(isolate);
-  v8::HandleScope handle_scope(isolate);
-
+void OnIconDataAvailable(util::Promise promise, gfx::Image* icon) {
   if (icon && !icon->IsEmpty()) {
-    callback.Run(v8::Null(isolate), *icon);
+    promise.Resolve(*icon);
   } else {
-    v8::Local<v8::String> error_message =
-        v8::String::NewFromUtf8(isolate, "Failed to get file icon.");
-    callback.Run(v8::Exception::Error(error_message), gfx::Image());
+    promise.RejectWithErrorMessage("Failed to get file icon.");
   }
 }
 
@@ -548,6 +547,7 @@ App::App(v8::Isolate* isolate) {
   static_cast<AtomBrowserClient*>(AtomBrowserClient::Get())->set_delegate(this);
   Browser::Get()->AddObserver(this);
   content::GpuDataManager::GetInstance()->AddObserver(this);
+
   base::ProcessId pid = base::GetCurrentProcId();
   auto process_metric = std::make_unique<atom::ProcessMetric>(
       content::PROCESS_TYPE_BROWSER, pid,
@@ -675,7 +675,7 @@ void App::OnLogin(scoped_refptr<LoginHandler> login_handler,
   content::WebContents* web_contents = login_handler->GetWebContents();
   if (web_contents) {
     prevent_default = Emit(
-        "login", WebContents::CreateFrom(isolate(), web_contents),
+        "login", WebContents::FromOrCreate(isolate(), web_contents),
         request_details, login_handler->auth_info(),
         base::Bind(&PassLoginInformation, base::RetainedRef(login_handler)));
   }
@@ -689,7 +689,7 @@ bool App::CanCreateWindow(
     content::RenderFrameHost* opener,
     const GURL& opener_url,
     const GURL& opener_top_level_frame_url,
-    const GURL& source_origin,
+    const url::Origin& source_origin,
     content::mojom::WindowContainerType container_type,
     const GURL& target_url,
     const content::Referrer& referrer,
@@ -706,9 +706,12 @@ bool App::CanCreateWindow(
   content::WebContents* web_contents =
       content::WebContents::FromRenderFrameHost(opener);
   if (web_contents) {
-    auto api_web_contents = WebContents::CreateFrom(isolate(), web_contents);
-    api_web_contents->OnCreateWindow(target_url, referrer, frame_name,
-                                     disposition, additional_features, body);
+    auto api_web_contents = WebContents::From(isolate(), web_contents);
+    // No need to emit any event if the WebContents is not available in JS.
+    if (!api_web_contents.IsEmpty()) {
+      api_web_contents->OnCreateWindow(target_url, referrer, frame_name,
+                                       disposition, additional_features, body);
+    }
   }
 
   return false;
@@ -727,7 +730,7 @@ void App::AllowCertificateError(
   v8::Locker locker(isolate());
   v8::HandleScope handle_scope(isolate());
   bool prevent_default = Emit(
-      "certificate-error", WebContents::CreateFrom(isolate(), web_contents),
+      "certificate-error", WebContents::FromOrCreate(isolate(), web_contents),
       request_url, net::ErrorToString(cert_error), ssl_info.cert, callback);
 
   // Deny the certificate by default.
@@ -754,7 +757,7 @@ void App::SelectClientCertificate(
 
   bool prevent_default =
       Emit("select-client-certificate",
-           WebContents::CreateFrom(isolate(), web_contents),
+           WebContents::FromOrCreate(isolate(), web_contents),
            cert_request_info->host_and_port.ToString(), std::move(client_certs),
            base::Bind(&OnClientCertificateSelected, isolate(), shared_delegate,
                       shared_identities));
@@ -776,26 +779,29 @@ void App::OnGpuProcessCrashed(base::TerminationStatus status) {
 
 void App::BrowserChildProcessLaunchedAndConnected(
     const content::ChildProcessData& data) {
-  ChildProcessLaunched(data.process_type, data.handle);
+  ChildProcessLaunched(data.process_type, data.GetProcess().Handle());
 }
 
 void App::BrowserChildProcessHostDisconnected(
     const content::ChildProcessData& data) {
-  ChildProcessDisconnected(base::GetProcId(data.handle));
+  ChildProcessDisconnected(base::GetProcId(data.GetProcess().Handle()));
 }
 
-void App::BrowserChildProcessCrashed(const content::ChildProcessData& data,
-                                     int exit_code) {
-  ChildProcessDisconnected(base::GetProcId(data.handle));
+void App::BrowserChildProcessCrashed(
+    const content::ChildProcessData& data,
+    const content::ChildProcessTerminationInfo& info) {
+  ChildProcessDisconnected(base::GetProcId(data.GetProcess().Handle()));
 }
 
-void App::BrowserChildProcessKilled(const content::ChildProcessData& data,
-                                    int exit_code) {
-  ChildProcessDisconnected(base::GetProcId(data.handle));
+void App::BrowserChildProcessKilled(
+    const content::ChildProcessData& data,
+    const content::ChildProcessTerminationInfo& info) {
+  ChildProcessDisconnected(base::GetProcId(data.GetProcess().Handle()));
 }
 
 void App::RenderProcessReady(content::RenderProcessHost* host) {
-  ChildProcessLaunched(content::PROCESS_TYPE_RENDERER, host->GetHandle());
+  ChildProcessLaunched(content::PROCESS_TYPE_RENDERER,
+                       host->GetProcess().Handle());
 }
 
 void App::RenderProcessDisconnected(base::ProcessId host_pid) {
@@ -834,7 +840,7 @@ base::FilePath App::GetPath(mate::Arguments* args, const std::string& name) {
   base::FilePath path;
   int key = GetPathConstant(name);
   if (key >= 0)
-    succeed = PathService::Get(key, &path);
+    succeed = base::PathService::Get(key, &path);
   if (!succeed)
     args->ThrowError("Failed to get '" + name + "' path");
   return path;
@@ -851,7 +857,8 @@ void App::SetPath(mate::Arguments* args,
   bool succeed = false;
   int key = GetPathConstant(name);
   if (key >= 0)
-    succeed = PathService::OverrideAndCreateIfNeeded(key, path, true, false);
+    succeed =
+        base::PathService::OverrideAndCreateIfNeeded(key, path, true, false);
   if (!succeed)
     args->ThrowError("Failed to set path");
 }
@@ -867,6 +874,45 @@ std::string App::GetLocale() {
   return g_browser_process->GetApplicationLocale();
 }
 
+std::string App::GetLocaleCountryCode() {
+  std::string region;
+#if defined(OS_WIN)
+  WCHAR locale_name[LOCALE_NAME_MAX_LENGTH] = {0};
+
+  if (GetLocaleInfoEx(LOCALE_NAME_USER_DEFAULT, LOCALE_SISO3166CTRYNAME,
+                      (LPWSTR)&locale_name,
+                      sizeof(locale_name) / sizeof(WCHAR)) ||
+      GetLocaleInfoEx(LOCALE_NAME_SYSTEM_DEFAULT, LOCALE_SISO3166CTRYNAME,
+                      (LPWSTR)&locale_name,
+                      sizeof(locale_name) / sizeof(WCHAR))) {
+    base::WideToUTF8(locale_name, wcslen(locale_name), &region);
+  }
+#elif defined(OS_MACOSX)
+  CFLocaleRef locale = CFLocaleCopyCurrent();
+  CFStringRef value = CFStringRef(
+      static_cast<CFTypeRef>(CFLocaleGetValue(locale, kCFLocaleCountryCode)));
+  const CFIndex kCStringSize = 128;
+  char temporaryCString[kCStringSize] = {0};
+  CFStringGetCString(value, temporaryCString, kCStringSize,
+                     kCFStringEncodingUTF8);
+  region = temporaryCString;
+#else
+  const char* locale_ptr = setlocale(LC_TIME, NULL);
+  if (!locale_ptr)
+    locale_ptr = setlocale(LC_NUMERIC, NULL);
+  if (locale_ptr) {
+    std::string locale = locale_ptr;
+    std::string::size_type rpos = locale.find('.');
+    if (rpos != std::string::npos)
+      locale = locale.substr(0, rpos);
+    rpos = locale.find('_');
+    if (rpos != std::string::npos && rpos + 1 < locale.size())
+      region = locale.substr(rpos + 1);
+  }
+#endif
+  return region.size() == 2 ? region : std::string();
+}
+
 void App::OnSecondInstance(const base::CommandLine::StringVector& cmd,
                            const base::FilePath& cwd) {
   Emit("second-instance", cmd, cwd);
@@ -883,7 +929,7 @@ bool App::RequestSingleInstanceLock() {
     return true;
 
   base::FilePath user_dir;
-  PathService::Get(brightray::DIR_USER_DATA, &user_dir);
+  base::PathService::Get(DIR_USER_DATA, &user_dir);
 
   auto cb = base::Bind(&App::OnSecondInstance, base::Unretained(this));
 
@@ -932,7 +978,7 @@ bool App::Relaunch(mate::Arguments* js_args) {
 
   if (exec_path.empty()) {
     base::FilePath current_exe_path;
-    PathService::Get(base::FILE_EXE, &current_exe_path);
+    base::PathService::Get(base::FILE_EXE, &current_exe_path);
     argv.push_back(current_exe_path.value());
   } else {
     argv.push_back(exec_path.value());
@@ -969,7 +1015,14 @@ bool App::IsAccessibilitySupportEnabled() {
   return ax_state->IsAccessibleBrowser();
 }
 
-void App::SetAccessibilitySupportEnabled(bool enabled) {
+void App::SetAccessibilitySupportEnabled(bool enabled, mate::Arguments* args) {
+  if (!Browser::Get()->is_ready()) {
+    args->ThrowError(
+        "app.setAccessibilitySupportEnabled() can only be called "
+        "after app is ready");
+    return;
+  }
+
   auto* ax_state = content::BrowserAccessibilityState::GetInstance();
   if (enabled) {
     ax_state->OnScreenReaderDetected();
@@ -990,7 +1043,8 @@ void App::ImportCertificate(const base::DictionaryValue& options,
                             const net::CompletionCallback& callback) {
   auto browser_context = AtomBrowserContext::From("", false);
   if (!certificate_manager_model_) {
-    std::unique_ptr<base::DictionaryValue> copy = options.CreateDeepCopy();
+    auto copy = base::DictionaryValue::From(
+        base::Value::ToUniquePtrValue(options.Clone()));
     CertificateManagerModel::Create(
         browser_context.get(),
         base::Bind(&App::OnCertificateManagerModelCreated,
@@ -1069,16 +1123,14 @@ JumpListResult App::SetJumpList(v8::Local<v8::Value> val,
 }
 #endif  // defined(OS_WIN)
 
-void App::GetFileIcon(const base::FilePath& path, mate::Arguments* args) {
-  mate::Dictionary options;
-  IconLoader::IconSize icon_size;
-  FileIconCallback callback;
-
-  v8::Locker locker(isolate());
-  v8::HandleScope handle_scope(isolate());
-
+v8::Local<v8::Promise> App::GetFileIcon(const base::FilePath& path,
+                                        mate::Arguments* args) {
+  util::Promise promise(isolate());
+  v8::Local<v8::Promise> handle = promise.GetHandle();
   base::FilePath normalized_path = path.NormalizePathSeparators();
 
+  IconLoader::IconSize icon_size;
+  mate::Dictionary options;
   if (!args->GetNext(&options)) {
     icon_size = IconLoader::IconSize::NORMAL;
   } else {
@@ -1087,22 +1139,18 @@ void App::GetFileIcon(const base::FilePath& path, mate::Arguments* args) {
     icon_size = GetIconSizeByString(icon_size_string);
   }
 
-  if (!args->GetNext(&callback)) {
-    args->ThrowError("Missing required callback function");
-    return;
-  }
-
-  auto* icon_manager = g_browser_process->GetIconManager();
+  auto* icon_manager = AtomBrowserMainParts::Get()->GetIconManager();
   gfx::Image* icon =
       icon_manager->LookupIconFromFilepath(normalized_path, icon_size);
   if (icon) {
-    callback.Run(v8::Null(isolate()), *icon);
+    promise.Resolve(*icon);
   } else {
     icon_manager->LoadIcon(
         normalized_path, icon_size,
-        base::Bind(&OnIconDataAvailable, isolate(), callback),
+        base::BindOnce(&OnIconDataAvailable, std::move(promise)),
         &cancelable_task_tracker_);
   }
+  return handle;
 }
 
 std::vector<mate::Dictionary> App::GetAppMetrics(v8::Isolate* isolate) {
@@ -1111,26 +1159,11 @@ std::vector<mate::Dictionary> App::GetAppMetrics(v8::Isolate* isolate) {
 
   for (const auto& process_metric : app_metrics_) {
     mate::Dictionary pid_dict = mate::Dictionary::CreateEmpty(isolate);
-    mate::Dictionary memory_dict = mate::Dictionary::CreateEmpty(isolate);
     mate::Dictionary cpu_dict = mate::Dictionary::CreateEmpty(isolate);
 
-    memory_dict.Set(
-        "workingSetSize",
-        static_cast<double>(
-            process_metric.second->metrics->GetWorkingSetSize() >> 10));
-    memory_dict.Set(
-        "peakWorkingSetSize",
-        static_cast<double>(
-            process_metric.second->metrics->GetPeakWorkingSetSize() >> 10));
+    pid_dict.SetHidden("simple", true);
+    cpu_dict.SetHidden("simple", true);
 
-    size_t private_bytes, shared_bytes;
-    if (process_metric.second->metrics->GetMemoryBytes(&private_bytes,
-                                                       &shared_bytes)) {
-      memory_dict.Set("privateBytes", static_cast<double>(private_bytes >> 10));
-      memory_dict.Set("sharedBytes", static_cast<double>(shared_bytes >> 10));
-    }
-
-    pid_dict.Set("memory", memory_dict);
     cpu_dict.Set(
         "percentCPUUsage",
         process_metric.second->metrics->GetPlatformIndependentCPUUsage() /
@@ -1162,23 +1195,39 @@ v8::Local<v8::Value> App::GetGPUFeatureStatus(v8::Isolate* isolate) {
   return mate::ConvertToV8(isolate, status ? *status : temp);
 }
 
-void App::EnableMixedSandbox(mate::Arguments* args) {
-  if (Browser::Get()->is_ready()) {
-    args->ThrowError(
-        "app.enableMixedSandbox() can only be called "
-        "before app is ready");
-    return;
+v8::Local<v8::Promise> App::GetGPUInfo(v8::Isolate* isolate,
+                                       const std::string& info_type) {
+  auto* const gpu_data_manager = content::GpuDataManagerImpl::GetInstance();
+  util::Promise promise(isolate);
+  v8::Local<v8::Promise> handle = promise.GetHandle();
+  if (info_type != "basic" && info_type != "complete") {
+    promise.RejectWithErrorMessage(
+        "Invalid info type. Use 'basic' or 'complete'");
+    return handle;
+  }
+  std::string reason;
+  if (!gpu_data_manager->GpuAccessAllowed(&reason)) {
+    promise.RejectWithErrorMessage("GPU access not allowed. Reason: " + reason);
+    return handle;
   }
 
-  auto* command_line = base::CommandLine::ForCurrentProcess();
-  if (command_line->HasSwitch(::switches::kNoSandbox)) {
-#if defined(OS_WIN)
-    const base::CommandLine::CharType* noSandboxArg = L"--no-sandbox";
+  auto* const info_mgr = GPUInfoManager::GetInstance();
+  if (info_type == "complete") {
+#if defined(OS_WIN) || defined(OS_MACOSX)
+    info_mgr->FetchCompleteInfo(std::move(promise));
 #else
-    const base::CommandLine::CharType* noSandboxArg = "--no-sandbox";
+    info_mgr->FetchBasicInfo(std::move(promise));
 #endif
+  } else /* (info_type == "basic") */ {
+    info_mgr->FetchBasicInfo(std::move(promise));
+  }
+  return handle;
+}
 
-    // Remove the --no-sandbox switch
+static void RemoveNoSandboxSwitch(base::CommandLine* command_line) {
+  if (command_line->HasSwitch(service_manager::switches::kNoSandbox)) {
+    const base::CommandLine::CharType* noSandboxArg =
+        FILE_PATH_LITERAL("--no-sandbox");
     base::CommandLine::StringVector modified_command_line;
     for (auto& arg : command_line->argv()) {
       if (arg.compare(noSandboxArg) != 0) {
@@ -1187,7 +1236,19 @@ void App::EnableMixedSandbox(mate::Arguments* args) {
     }
     command_line->InitFromArgv(modified_command_line);
   }
-  command_line->AppendSwitch(switches::kEnableMixedSandbox);
+}
+
+void App::EnableSandbox(mate::Arguments* args) {
+  if (Browser::Get()->is_ready()) {
+    args->ThrowError(
+        "app.enableSandbox() can only be called "
+        "before app is ready");
+    return;
+  }
+
+  auto* command_line = base::CommandLine::ForCurrentProcess();
+  RemoveNoSandboxSwitch(command_line);
+  command_line->AppendSwitch(switches::kEnableSandbox);
 }
 
 #if defined(OS_MACOSX)
@@ -1219,6 +1280,7 @@ void App::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("getName", base::Bind(&Browser::GetName, browser))
       .SetMethod("setName", base::Bind(&Browser::SetName, browser))
       .SetMethod("isReady", base::Bind(&Browser::is_ready, browser))
+      .SetMethod("whenReady", base::Bind(&Browser::WhenReady, browser))
       .SetMethod("addRecentDocument",
                  base::Bind(&Browser::AddRecentDocument, browser))
       .SetMethod("clearRecentDocuments",
@@ -1247,8 +1309,15 @@ void App::BuildPrototype(v8::Isolate* isolate,
                  base::Bind(&Browser::InvalidateCurrentActivity, browser))
       .SetMethod("updateCurrentActivity",
                  base::Bind(&Browser::UpdateCurrentActivity, browser))
+      // TODO(juturu): Remove in 2.0, deprecate before then with warnings
+      .SetMethod("moveToApplicationsFolder", &App::MoveToApplicationsFolder)
+      .SetMethod("isInApplicationsFolder", &App::IsInApplicationsFolder)
+#endif
+#if defined(OS_MACOSX) || defined(OS_LINUX)
       .SetMethod("setAboutPanelOptions",
                  base::Bind(&Browser::SetAboutPanelOptions, browser))
+      .SetMethod("showAboutPanel",
+                 base::Bind(&Browser::ShowAboutPanel, browser))
 #endif
 #if defined(OS_WIN)
       .SetMethod("setUserTasks", base::Bind(&Browser::SetUserTasks, browser))
@@ -1265,6 +1334,7 @@ void App::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("getPath", &App::GetPath)
       .SetMethod("setDesktopName", &App::SetDesktopName)
       .SetMethod("getLocale", &App::GetLocale)
+      .SetMethod("getLocaleCountryCode", &App::GetLocaleCountryCode)
 #if defined(USE_NSS_CERTS)
       .SetMethod("importCertificate", &App::ImportCertificate)
 #endif
@@ -1283,16 +1353,12 @@ void App::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("getFileIcon", &App::GetFileIcon)
       .SetMethod("getAppMetrics", &App::GetAppMetrics)
       .SetMethod("getGPUFeatureStatus", &App::GetGPUFeatureStatus)
-// TODO(juturu): Remove in 2.0, deprecate before then with warnings
-#if defined(OS_MACOSX)
-      .SetMethod("moveToApplicationsFolder", &App::MoveToApplicationsFolder)
-      .SetMethod("isInApplicationsFolder", &App::IsInApplicationsFolder)
-#endif
+      .SetMethod("getGPUInfo", &App::GetGPUInfo)
 #if defined(MAS_BUILD)
       .SetMethod("startAccessingSecurityScopedResource",
                  &App::StartAccessingSecurityScopedResource)
 #endif
-      .SetMethod("enableMixedSandbox", &App::EnableMixedSandbox);
+      .SetMethod("enableSandbox", &App::EnableSandbox);
 }
 
 }  // namespace api
@@ -1301,25 +1367,6 @@ void App::BuildPrototype(v8::Isolate* isolate,
 
 namespace {
 
-void AppendSwitch(const std::string& switch_string, mate::Arguments* args) {
-  auto* command_line = base::CommandLine::ForCurrentProcess();
-
-  if (base::EndsWith(switch_string, "-path",
-                     base::CompareCase::INSENSITIVE_ASCII) ||
-      switch_string == network::switches::kLogNetLog) {
-    base::FilePath path;
-    args->GetNext(&path);
-    command_line->AppendSwitchPath(switch_string, path);
-    return;
-  }
-
-  std::string value;
-  if (args->GetNext(&value))
-    command_line->AppendSwitchASCII(switch_string, value);
-  else
-    command_line->AppendSwitch(switch_string);
-}
-
 #if defined(OS_MACOSX)
 int DockBounce(const std::string& type) {
   int request_id = -1;
@@ -1340,14 +1387,11 @@ void Initialize(v8::Local<v8::Object> exports,
                 v8::Local<v8::Context> context,
                 void* priv) {
   v8::Isolate* isolate = context->GetIsolate();
-  auto* command_line = base::CommandLine::ForCurrentProcess();
-
   mate::Dictionary dict(isolate, exports);
-  dict.Set("App", atom::api::App::GetConstructor(isolate)->GetFunction());
+  dict.Set("App", atom::api::App::GetConstructor(isolate)
+                      ->GetFunction(context)
+                      .ToLocalChecked());
   dict.Set("app", atom::api::App::Create(isolate));
-  dict.SetMethod("appendSwitch", &AppendSwitch);
-  dict.SetMethod("appendArgument", base::Bind(&base::CommandLine::AppendArg,
-                                              base::Unretained(command_line)));
 #if defined(OS_MACOSX)
   auto browser = base::Unretained(Browser::Get());
   dict.SetMethod("dockBounce", &DockBounce);
@@ -1369,4 +1413,4 @@ void Initialize(v8::Local<v8::Object> exports,
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_app, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_app, Initialize)

atom/browser/api/atom_api_app.h

@@ -7,6 +7,7 @@
 
 #include <memory>
 #include <string>
+#include <unordered_map>
 #include <utility>
 #include <vector>
 
@@ -15,6 +16,7 @@
 #include "atom/browser/browser.h"
 #include "atom/browser/browser_observer.h"
 #include "atom/common/native_mate_converters/callback.h"
+#include "atom/common/promise_util.h"
 #include "base/process/process_iterator.h"
 #include "base/task/cancelable_task_tracker.h"
 #include "chrome/browser/icon_manager.h"
@@ -139,7 +141,7 @@ class App : public AtomBrowserClient::Delegate,
   bool CanCreateWindow(content::RenderFrameHost* opener,
                        const GURL& opener_url,
                        const GURL& opener_top_level_frame_url,
-                       const GURL& source_origin,
+                       const url::Origin& source_origin,
                        content::mojom::WindowContainerType container_type,
                        const GURL& target_url,
                        const content::Referrer& referrer,
@@ -160,10 +162,12 @@ class App : public AtomBrowserClient::Delegate,
       const content::ChildProcessData& data) override;
   void BrowserChildProcessHostDisconnected(
       const content::ChildProcessData& data) override;
-  void BrowserChildProcessCrashed(const content::ChildProcessData& data,
-                                  int exit_code) override;
-  void BrowserChildProcessKilled(const content::ChildProcessData& data,
-                                 int exit_code) override;
+  void BrowserChildProcessCrashed(
+      const content::ChildProcessData& data,
+      const content::ChildProcessTerminationInfo& info) override;
+  void BrowserChildProcessKilled(
+      const content::ChildProcessData& data,
+      const content::ChildProcessTerminationInfo& info) override;
 
  private:
   void SetAppPath(const base::FilePath& app_path);
@@ -178,6 +182,7 @@ class App : public AtomBrowserClient::Delegate,
 
   void SetDesktopName(const std::string& desktop_name);
   std::string GetLocale();
+  std::string GetLocaleCountryCode();
   void OnSecondInstance(const base::CommandLine::StringVector& cmd,
                         const base::FilePath& cwd);
   bool HasSingleInstanceLock() const;
@@ -187,17 +192,20 @@ class App : public AtomBrowserClient::Delegate,
   void DisableHardwareAcceleration(mate::Arguments* args);
   void DisableDomainBlockingFor3DAPIs(mate::Arguments* args);
   bool IsAccessibilitySupportEnabled();
-  void SetAccessibilitySupportEnabled(bool enabled);
+  void SetAccessibilitySupportEnabled(bool enabled, mate::Arguments* args);
   Browser::LoginItemSettings GetLoginItemSettings(mate::Arguments* args);
 #if defined(USE_NSS_CERTS)
   void ImportCertificate(const base::DictionaryValue& options,
                          const net::CompletionCallback& callback);
 #endif
-  void GetFileIcon(const base::FilePath& path, mate::Arguments* args);
+  v8::Local<v8::Promise> GetFileIcon(const base::FilePath& path,
+                                     mate::Arguments* args);
 
   std::vector<mate::Dictionary> GetAppMetrics(v8::Isolate* isolate);
   v8::Local<v8::Value> GetGPUFeatureStatus(v8::Isolate* isolate);
-  void EnableMixedSandbox(mate::Arguments* args);
+  v8::Local<v8::Promise> GetGPUInfo(v8::Isolate* isolate,
+                                    const std::string& info_type);
+  void EnableSandbox(mate::Arguments* args);
 
 #if defined(OS_MACOSX)
   bool MoveToApplicationsFolder(mate::Arguments* args);

atom/browser/api/atom_api_auto_updater.cc

@@ -147,9 +147,11 @@ void Initialize(v8::Local<v8::Object> exports,
   v8::Isolate* isolate = context->GetIsolate();
   mate::Dictionary dict(isolate, exports);
   dict.Set("autoUpdater", AutoUpdater::Create(isolate));
-  dict.Set("AutoUpdater", AutoUpdater::GetConstructor(isolate)->GetFunction());
+  dict.Set("AutoUpdater", AutoUpdater::GetConstructor(isolate)
+                              ->GetFunction(context)
+                              .ToLocalChecked());
 }
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_auto_updater, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_auto_updater, Initialize)

atom/browser/api/atom_api_browser_view.cc

@@ -66,6 +66,7 @@ void BrowserView::Init(v8::Isolate* isolate,
 
   web_contents_.Reset(isolate, web_contents.ToV8());
   api_web_contents_ = web_contents.get();
+  Observe(web_contents->web_contents());
 
   view_.reset(
       NativeBrowserView::Create(api_web_contents_->managed_web_contents()));
@@ -74,7 +75,16 @@ void BrowserView::Init(v8::Isolate* isolate,
 }
 
 BrowserView::~BrowserView() {
-  api_web_contents_->DestroyWebContents(true /* async */);
+  if (api_web_contents_) {  // destroy() is called
+    // Destroy WebContents asynchronously unless app is shutting down,
+    // because destroy() might be called inside WebContents's event handler.
+    api_web_contents_->DestroyWebContents(!Browser::Get()->is_shutting_down());
+  }
+}
+
+void BrowserView::WebContentsDestroyed() {
+  api_web_contents_ = nullptr;
+  web_contents_.Reset();
 }
 
 // static
@@ -149,8 +159,9 @@ void Initialize(v8::Local<v8::Object> exports,
   v8::Isolate* isolate = context->GetIsolate();
   BrowserView::SetConstructor(isolate, base::Bind(&BrowserView::New));
 
-  mate::Dictionary browser_view(
-      isolate, BrowserView::GetConstructor(isolate)->GetFunction());
+  mate::Dictionary browser_view(isolate, BrowserView::GetConstructor(isolate)
+                                             ->GetFunction(context)
+                                             .ToLocalChecked());
   browser_view.SetMethod("fromId",
                          &mate::TrackableObject<BrowserView>::FromWeakMapID);
   browser_view.SetMethod("getAllViews",
@@ -161,4 +172,4 @@ void Initialize(v8::Local<v8::Object> exports,
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_browser_view, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_browser_view, Initialize)

atom/browser/api/atom_api_browser_view.h

@@ -10,6 +10,7 @@
 
 #include "atom/browser/api/trackable_object.h"
 #include "atom/browser/native_browser_view.h"
+#include "content/public/browser/web_contents_observer.h"
 #include "native_mate/handle.h"
 
 namespace gfx {
@@ -29,7 +30,8 @@ namespace api {
 
 class WebContents;
 
-class BrowserView : public mate::TrackableObject<BrowserView> {
+class BrowserView : public mate::TrackableObject<BrowserView>,
+                    public content::WebContentsObserver {
  public:
   static mate::WrappableBase* New(mate::Arguments* args);
 
@@ -47,6 +49,9 @@ class BrowserView : public mate::TrackableObject<BrowserView> {
               const mate::Dictionary& options);
   ~BrowserView() override;
 
+  // content::WebContentsObserver:
+  void WebContentsDestroyed() override;
+
  private:
   void Init(v8::Isolate* isolate,
             v8::Local<v8::Object> wrapper,

atom/browser/api/atom_api_browser_window.cc

@@ -4,6 +4,8 @@
 
 #include "atom/browser/api/atom_api_browser_window.h"
 
+#include <memory>
+
 #include "atom/browser/browser.h"
 #include "atom/browser/unresponsive_suppressor.h"
 #include "atom/browser/web_contents_preferences.h"
@@ -16,8 +18,10 @@
 #include "atom/common/options_switches.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
+#include "content/browser/renderer_host/render_widget_host_owner_delegate.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
+#include "gin/converter.h"
 #include "native_mate/dictionary.h"
 #include "ui/gl/gpu_switching_manager.h"
 
@@ -55,7 +59,7 @@ BrowserWindow::BrowserWindow(v8::Isolate* isolate,
     base::DictionaryValue web_preferences_dict;
     if (mate::ConvertFromV8(isolate, web_preferences.GetHandle(),
                             &web_preferences_dict)) {
-      existing_preferences->dict()->Clear();
+      existing_preferences->Clear();
       existing_preferences->Merge(web_preferences_dict);
     }
   } else {
@@ -64,7 +68,7 @@ BrowserWindow::BrowserWindow(v8::Isolate* isolate,
   }
 
   web_contents_.Reset(isolate, web_contents.ToV8());
-  api_web_contents_ = web_contents->GetWeakPtr();
+  api_web_contents_ = web_contents.get();
   api_web_contents_->AddObserver(this);
   Observe(api_web_contents_->web_contents());
 
@@ -72,10 +76,6 @@ BrowserWindow::BrowserWindow(v8::Isolate* isolate,
   mate::Dictionary(isolate, web_contents->GetWrapper())
       .Set("browserWindowOptions", options);
 
-  // Tell the content module to initialize renderer widget with transparent
-  // mode.
-  ui::GpuSwitchingManager::SetTransparent(window()->transparent());
-
   // Associate with BrowserWindow.
   web_contents->SetOwnerWindow(window());
 
@@ -95,9 +95,7 @@ BrowserWindow::BrowserWindow(v8::Isolate* isolate,
 }
 
 BrowserWindow::~BrowserWindow() {
-  // FIXME This is a hack rather than a proper fix preventing shutdown crashes.
-  if (api_web_contents_)
-    api_web_contents_->RemoveObserver(this);
+  api_web_contents_->RemoveObserver(this);
   // Note that the OnWindowClosed will not be called after the destructor runs,
   // since the window object is managed by the TopLevelWindow class.
   if (web_contents())
@@ -133,7 +131,7 @@ void BrowserWindow::RenderViewCreated(
       render_view_host->GetProcess()->GetID(),
       render_view_host->GetRoutingID());
   if (impl)
-    impl->SetBackgroundOpaque(false);
+    impl->owner_delegate()->SetBackgroundOpaque(false);
 }
 
 void BrowserWindow::DidFirstVisuallyNonEmptyPaint() {
@@ -241,7 +239,7 @@ void BrowserWindow::OnCloseButtonClicked(bool* prevent_default) {
     return;
 
   if (web_contents()->NeedToFireBeforeUnload())
-    web_contents()->DispatchBeforeUnload();
+    web_contents()->DispatchBeforeUnload(false /* auto_cancel */);
   else
     web_contents()->Close();
 }
@@ -314,7 +312,29 @@ void BrowserWindow::SetBackgroundColor(const std::string& color_name) {
 }
 
 void BrowserWindow::SetBrowserView(v8::Local<v8::Value> value) {
-  TopLevelWindow::SetBrowserView(value);
+  TopLevelWindow::ResetBrowserViews();
+  TopLevelWindow::AddBrowserView(value);
+#if defined(OS_MACOSX)
+  UpdateDraggableRegions(nullptr, draggable_regions_);
+#endif
+}
+
+void BrowserWindow::AddBrowserView(v8::Local<v8::Value> value) {
+  TopLevelWindow::AddBrowserView(value);
+#if defined(OS_MACOSX)
+  UpdateDraggableRegions(nullptr, draggable_regions_);
+#endif
+}
+
+void BrowserWindow::RemoveBrowserView(v8::Local<v8::Value> value) {
+  TopLevelWindow::RemoveBrowserView(value);
+#if defined(OS_MACOSX)
+  UpdateDraggableRegions(nullptr, draggable_regions_);
+#endif
+}
+
+void BrowserWindow::ResetBrowserViews() {
+  TopLevelWindow::ResetBrowserViews();
 #if defined(OS_MACOSX)
   UpdateDraggableRegions(nullptr, draggable_regions_);
 #endif
@@ -322,7 +342,7 @@ void BrowserWindow::SetBrowserView(v8::Local<v8::Value> value) {
 
 void BrowserWindow::SetVibrancy(v8::Isolate* isolate,
                                 v8::Local<v8::Value> value) {
-  std::string type = mate::V8ToString(value);
+  std::string type = gin::V8ToString(isolate, value);
 
   auto* render_view_host = web_contents()->GetRenderViewHost();
   if (render_view_host) {
@@ -330,7 +350,8 @@ void BrowserWindow::SetVibrancy(v8::Isolate* isolate,
         render_view_host->GetProcess()->GetID(),
         render_view_host->GetRoutingID());
     if (impl)
-      impl->SetBackgroundOpaque(type.empty() ? !window_->transparent() : false);
+      impl->owner_delegate()->SetBackgroundOpaque(
+          type.empty() ? !window_->transparent() : false);
   }
 
   TopLevelWindow::SetVibrancy(isolate, value);
@@ -392,7 +413,9 @@ void BrowserWindow::Cleanup() {
   if (host)
     host->GetWidget()->RemoveInputEventObserver(this);
 
-  api_web_contents_->DestroyWebContents(true /* async */);
+  // Destroy WebContents asynchronously unless app is shutting down,
+  // because destroy() might be called inside WebContents's event handler.
+  api_web_contents_->DestroyWebContents(!Browser::Get()->is_shutting_down());
   Observe(nullptr);
 }
 
@@ -458,4 +481,4 @@ void Initialize(v8::Local<v8::Object> exports,
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_window, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_window, Initialize)

atom/browser/api/atom_api_browser_window.h

@@ -5,6 +5,7 @@
 #ifndef ATOM_BROWSER_API_ATOM_API_BROWSER_WINDOW_H_
 #define ATOM_BROWSER_API_ATOM_API_BROWSER_WINDOW_H_
 
+#include <memory>
 #include <string>
 #include <vector>
 
@@ -71,6 +72,9 @@ class BrowserWindow : public TopLevelWindow,
   void Blur() override;
   void SetBackgroundColor(const std::string& color_name) override;
   void SetBrowserView(v8::Local<v8::Value> value) override;
+  void AddBrowserView(v8::Local<v8::Value> value) override;
+  void RemoveBrowserView(v8::Local<v8::Value> value) override;
+  void ResetBrowserViews() override;
   void SetVibrancy(v8::Isolate* isolate, v8::Local<v8::Value> value) override;
 
   // BrowserWindow APIs.
@@ -81,7 +85,7 @@ class BrowserWindow : public TopLevelWindow,
 
  private:
 #if defined(OS_MACOSX)
-  void OverrideNSWindowContentView(brightray::InspectableWebContents* iwc);
+  void OverrideNSWindowContentView(InspectableWebContents* iwc);
 #endif
 
   // Helpers.
@@ -112,7 +116,7 @@ class BrowserWindow : public TopLevelWindow,
 #endif
 
   v8::Global<v8::Value> web_contents_;
-  base::WeakPtr<api::WebContents> api_web_contents_;
+  api::WebContents* api_web_contents_;
 
   base::WeakPtrFactory<BrowserWindow> weak_factory_;
 

atom/browser/api/atom_api_browser_window_mac.mm

@@ -8,9 +8,9 @@
 
 #include "atom/browser/native_browser_view.h"
 #include "atom/browser/native_window_mac.h"
+#include "atom/browser/ui/inspectable_web_contents_view.h"
 #include "atom/common/draggable_region.h"
 #include "base/mac/scoped_nsobject.h"
-#include "brightray/browser/inspectable_web_contents_view.h"
 
 @interface NSView (WebContentsView)
 - (void)setMouseDownCanMoveWindow:(BOOL)can_move;
@@ -55,13 +55,13 @@ std::vector<gfx::Rect> CalculateNonDraggableRegions(
 
 }  // namespace
 
-void BrowserWindow::OverrideNSWindowContentView(
-    brightray::InspectableWebContents* iwc) {
+void BrowserWindow::OverrideNSWindowContentView(InspectableWebContents* iwc) {
   // Make NativeWindow use a NSView as content view.
   static_cast<NativeWindowMac*>(window())->OverrideNSWindowContentView();
   // Add webview to contentView.
-  NSView* webView = iwc->GetView()->GetNativeView();
-  NSView* contentView = [window()->GetNativeWindow() contentView];
+  NSView* webView = iwc->GetView()->GetNativeView().GetNativeNSView();
+  NSView* contentView =
+      [window()->GetNativeWindow().GetNativeNSWindow() contentView];
   [webView setFrame:[contentView bounds]];
 
   // ensure that buttons view is floated to top of view hierarchy
@@ -81,7 +81,7 @@ void BrowserWindow::UpdateDraggableRegions(
   // All ControlRegionViews should be added as children of the WebContentsView,
   // because WebContentsView will be removed and re-added when entering and
   // leaving fullscreen mode.
-  NSView* webView = web_contents()->GetNativeView();
+  NSView* webView = web_contents()->GetNativeView().GetNativeNSView();
   NSInteger webViewWidth = NSWidth([webView bounds]);
   NSInteger webViewHeight = NSHeight([webView bounds]);
 
@@ -109,8 +109,10 @@ void BrowserWindow::UpdateDraggableRegions(
         DraggableRegionsToSkRegion(regions), webViewWidth, webViewHeight);
   }
 
-  if (window_->browser_view())
-    window_->browser_view()->UpdateDraggableRegions(drag_exclude_rects);
+  auto browser_views = window_->browser_views();
+  for (NativeBrowserView* view : browser_views) {
+    (view)->UpdateDraggableRegions(drag_exclude_rects);
+  }
 
   // Create and add a ControlRegionView for each region that needs to be
   // excluded from the dragging.

atom/browser/api/atom_api_content_tracing.cc

@@ -8,8 +8,10 @@
 #include "atom/common/native_mate_converters/callback.h"
 #include "atom/common/native_mate_converters/file_path_converter.h"
 #include "atom/common/native_mate_converters/value_converter.h"
+#include "atom/common/promise_util.h"
 #include "base/bind.h"
 #include "base/files/file_util.h"
+#include "base/threading/thread_restrictions.h"
 #include "content/public/browser/tracing_controller.h"
 #include "native_mate/dictionary.h"
 
@@ -58,6 +60,11 @@ scoped_refptr<TracingController::TraceDataEndpoint> GetTraceDataEndpoint(
     const base::FilePath& path,
     const CompletionCallback& callback) {
   base::FilePath result_file_path = path;
+
+  // base::CreateTemporaryFile prevents blocking so we need to allow it
+  // for now since offloading this to a different sequence would require
+  // changing the api shape
+  base::ThreadRestrictions::ScopedAllowIO allow_io;
   if (result_file_path.empty() && !base::CreateTemporaryFile(&result_file_path))
     LOG(ERROR) << "Creating temporary file failed";
 
@@ -65,28 +72,72 @@ scoped_refptr<TracingController::TraceDataEndpoint> GetTraceDataEndpoint(
       result_file_path, base::Bind(callback, result_file_path));
 }
 
-void StopRecording(const base::FilePath& path,
-                   const CompletionCallback& callback) {
-  TracingController::GetInstance()->StopTracing(
-      GetTraceDataEndpoint(path, callback));
+void OnRecordingStopped(const atom::util::CopyablePromise& promise,
+                        const base::FilePath& path) {
+  promise.GetPromise().Resolve(path);
+}
+
+v8::Local<v8::Promise> StopRecording(v8::Isolate* isolate,
+                                     const base::FilePath& path) {
+  atom::util::Promise promise(isolate);
+  v8::Local<v8::Promise> handle = promise.GetHandle();
+
+  // TODO(zcbenz): Remove the use of CopyablePromise when the
+  // CreateFileEndpoint API accepts OnceCallback.
+  TracingController::GetInstance()->StopTracing(GetTraceDataEndpoint(
+      path,
+      base::Bind(&OnRecordingStopped, atom::util::CopyablePromise(promise))));
+  return handle;
+}
+
+void OnCategoriesAvailable(atom::util::Promise promise,
+                           const std::set<std::string>& categories) {
+  promise.Resolve(categories);
+}
+
+v8::Local<v8::Promise> GetCategories(v8::Isolate* isolate) {
+  atom::util::Promise promise(isolate);
+  v8::Local<v8::Promise> handle = promise.GetHandle();
+
+  // Note: This method always succeeds.
+  TracingController::GetInstance()->GetCategories(
+      base::BindOnce(&OnCategoriesAvailable, std::move(promise)));
+  return handle;
+}
+
+void OnTracingStarted(atom::util::Promise promise) {
+  promise.Resolve();
+}
+
+v8::Local<v8::Promise> StartTracing(
+    v8::Isolate* isolate,
+    const base::trace_event::TraceConfig& trace_config) {
+  atom::util::Promise promise(isolate);
+  v8::Local<v8::Promise> handle = promise.GetHandle();
+
+  // Note: This method always succeeds.
+  TracingController::GetInstance()->StartTracing(
+      trace_config, base::BindOnce(&OnTracingStarted, std::move(promise)));
+  return handle;
+}
+
+bool GetTraceBufferUsage(
+    const base::RepeatingCallback<void(float, size_t)>& callback) {
+  return TracingController::GetInstance()->GetTraceBufferUsage(
+      base::BindOnce(callback));
 }
 
 void Initialize(v8::Local<v8::Object> exports,
                 v8::Local<v8::Value> unused,
                 v8::Local<v8::Context> context,
                 void* priv) {
-  auto controller = base::Unretained(TracingController::GetInstance());
   mate::Dictionary dict(context->GetIsolate(), exports);
-  dict.SetMethod("getCategories",
-                 base::Bind(&TracingController::GetCategories, controller));
-  dict.SetMethod("startRecording",
-                 base::Bind(&TracingController::StartTracing, controller));
+  dict.SetMethod("getCategories", &GetCategories);
+  dict.SetMethod("startRecording", &StartTracing);
   dict.SetMethod("stopRecording", &StopRecording);
-  dict.SetMethod(
-      "getTraceBufferUsage",
-      base::Bind(&TracingController::GetTraceBufferUsage, controller));
+  dict.SetMethod("getTraceBufferUsage", &GetTraceBufferUsage);
 }
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_content_tracing, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_content_tracing, Initialize)

atom/browser/api/atom_api_cookies.cc

@@ -4,14 +4,19 @@
 
 #include "atom/browser/api/atom_api_cookies.h"
 
+#include <memory>
+#include <utility>
+
 #include "atom/browser/atom_browser_context.h"
 #include "atom/browser/cookie_change_notifier.h"
 #include "atom/common/native_mate_converters/callback.h"
 #include "atom/common/native_mate_converters/gurl_converter.h"
 #include "atom/common/native_mate_converters/value_converter.h"
+#include "base/task/post_task.h"
 #include "base/time/time.h"
 #include "base/values.h"
 #include "content/public/browser/browser_context.h"
+#include "content/public/browser/browser_task_traits.h"
 #include "content/public/browser/browser_thread.h"
 #include "native_mate/dictionary.h"
 #include "native_mate/object_template_builder.h"
@@ -131,67 +136,96 @@ inline net::CookieStore* GetCookieStore(
   return getter->GetURLRequestContext()->cookie_store();
 }
 
+void ResolvePromiseWithCookies(util::Promise promise,
+                               const net::CookieList& cookie_list) {
+  promise.Resolve(cookie_list);
+}
+
+void ResolvePromise(util::Promise promise) {
+  promise.Resolve();
+}
+
+// Resolve |promise| in UI thread.
+void ResolvePromiseInUI(util::Promise promise) {
+  base::PostTaskWithTraits(FROM_HERE, {BrowserThread::UI},
+                           base::BindOnce(ResolvePromise, std::move(promise)));
+}
+
 // Run |callback| on UI thread.
-void RunCallbackInUI(const base::Closure& callback) {
-  BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, callback);
+void RunCallbackInUI(base::OnceClosure callback) {
+  base::PostTaskWithTraits(FROM_HERE, {BrowserThread::UI}, std::move(callback));
 }
 
 // Remove cookies from |list| not matching |filter|, and pass it to |callback|.
 void FilterCookies(std::unique_ptr<base::DictionaryValue> filter,
-                   const Cookies::GetCallback& callback,
+                   util::Promise promise,
                    const net::CookieList& list) {
   net::CookieList result;
   for (const auto& cookie : list) {
     if (MatchesCookie(filter.get(), cookie))
       result.push_back(cookie);
   }
-  RunCallbackInUI(base::Bind(callback, Cookies::SUCCESS, result));
+
+  base::PostTaskWithTraits(
+      FROM_HERE, {BrowserThread::UI},
+      base::BindOnce(ResolvePromiseWithCookies, std::move(promise), result));
 }
 
 // Receives cookies matching |filter| in IO thread.
 void GetCookiesOnIO(scoped_refptr<net::URLRequestContextGetter> getter,
                     std::unique_ptr<base::DictionaryValue> filter,
-                    const Cookies::GetCallback& callback) {
+                    util::Promise promise) {
   std::string url;
   filter->GetString("url", &url);
 
   auto filtered_callback =
-      base::Bind(FilterCookies, base::Passed(&filter), callback);
+      base::BindOnce(FilterCookies, std::move(filter), std::move(promise));
 
   // Empty url will match all url cookies.
   if (url.empty())
-    GetCookieStore(getter)->GetAllCookiesAsync(filtered_callback);
+    GetCookieStore(getter)->GetAllCookiesAsync(std::move(filtered_callback));
   else
-    GetCookieStore(getter)->GetAllCookiesForURLAsync(GURL(url),
-                                                     filtered_callback);
+    GetCookieStore(getter)->GetAllCookiesForURLAsync(
+        GURL(url), std::move(filtered_callback));
 }
 
 // Removes cookie with |url| and |name| in IO thread.
-void RemoveCookieOnIOThread(scoped_refptr<net::URLRequestContextGetter> getter,
-                            const GURL& url,
-                            const std::string& name,
-                            const base::Closure& callback) {
+void RemoveCookieOnIO(scoped_refptr<net::URLRequestContextGetter> getter,
+                      const GURL& url,
+                      const std::string& name,
+                      util::Promise promise) {
   GetCookieStore(getter)->DeleteCookieAsync(
-      url, name, base::BindOnce(RunCallbackInUI, callback));
+      url, name, base::BindOnce(ResolvePromiseInUI, std::move(promise)));
+}
+
+// Resolves/rejects the |promise| in UI thread.
+void SettlePromiseInUI(util::Promise promise, const std::string& errmsg) {
+  if (errmsg.empty()) {
+    promise.Resolve();
+  } else {
+    promise.RejectWithErrorMessage(errmsg);
+  }
 }
 
 // Callback of SetCookie.
-void OnSetCookie(const Cookies::SetCallback& callback, bool success) {
+void OnSetCookie(util::Promise promise, bool success) {
+  const std::string errmsg = success ? "" : "Setting cookie failed";
   RunCallbackInUI(
-      base::Bind(callback, success ? Cookies::SUCCESS : Cookies::FAILED));
+      base::BindOnce(SettlePromiseInUI, std::move(promise), errmsg));
 }
 
 // Flushes cookie store in IO thread.
 void FlushCookieStoreOnIOThread(
     scoped_refptr<net::URLRequestContextGetter> getter,
-    const base::Closure& callback) {
-  GetCookieStore(getter)->FlushStore(base::BindOnce(RunCallbackInUI, callback));
+    util::Promise promise) {
+  GetCookieStore(getter)->FlushStore(
+      base::BindOnce(ResolvePromiseInUI, std::move(promise)));
 }
 
 // Sets cookie with |details| in IO thread.
 void SetCookieOnIO(scoped_refptr<net::URLRequestContextGetter> getter,
                    std::unique_ptr<base::DictionaryValue> details,
-                   const Cookies::SetCallback& callback) {
+                   util::Promise promise) {
   std::string url, name, value, domain, path;
   bool secure = false;
   bool http_only = false;
@@ -232,7 +266,7 @@ void SetCookieOnIO(scoped_refptr<net::URLRequestContextGetter> getter,
           GURL(url), name, value, domain, path, creation_time, expiration_time,
           last_access_time, secure, http_only,
           net::CookieSameSite::DEFAULT_MODE, net::COOKIE_PRIORITY_DEFAULT));
-  auto completion_callback = base::BindOnce(OnSetCookie, callback);
+  auto completion_callback = base::BindOnce(OnSetCookie, std::move(promise));
   if (!canonical_cookie || !canonical_cookie->IsCanonical()) {
     std::move(completion_callback).Run(false);
     return;
@@ -262,42 +296,61 @@ Cookies::Cookies(v8::Isolate* isolate, AtomBrowserContext* browser_context)
 
 Cookies::~Cookies() {}
 
-void Cookies::Get(const base::DictionaryValue& filter,
-                  const GetCallback& callback) {
-  std::unique_ptr<base::DictionaryValue> copied(filter.CreateDeepCopy());
+v8::Local<v8::Promise> Cookies::Get(const base::DictionaryValue& filter) {
+  util::Promise promise(isolate());
+  v8::Local<v8::Promise> handle = promise.GetHandle();
+
+  auto copy = base::DictionaryValue::From(
+      base::Value::ToUniquePtrValue(filter.Clone()));
   auto* getter = browser_context_->GetRequestContext();
-  content::BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
-      base::BindOnce(GetCookiesOnIO, base::RetainedRef(getter),
-                     std::move(copied), callback));
+  base::PostTaskWithTraits(
+      FROM_HERE, {BrowserThread::IO},
+      base::BindOnce(GetCookiesOnIO, base::RetainedRef(getter), std::move(copy),
+                     std::move(promise)));
+
+  return handle;
 }
 
-void Cookies::Remove(const GURL& url,
-                     const std::string& name,
-                     const base::Closure& callback) {
+v8::Local<v8::Promise> Cookies::Remove(const GURL& url,
+                                       const std::string& name) {
+  util::Promise promise(isolate());
+  v8::Local<v8::Promise> handle = promise.GetHandle();
+
   auto* getter = browser_context_->GetRequestContext();
-  content::BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
-      base::BindOnce(RemoveCookieOnIOThread, base::RetainedRef(getter), url,
-                     name, callback));
+  base::PostTaskWithTraits(
+      FROM_HERE, {BrowserThread::IO},
+      base::BindOnce(RemoveCookieOnIO, base::RetainedRef(getter), url, name,
+                     std::move(promise)));
+
+  return handle;
 }
 
-void Cookies::Set(const base::DictionaryValue& details,
-                  const SetCallback& callback) {
-  std::unique_ptr<base::DictionaryValue> copied(details.CreateDeepCopy());
+v8::Local<v8::Promise> Cookies::Set(const base::DictionaryValue& details) {
+  util::Promise promise(isolate());
+  v8::Local<v8::Promise> handle = promise.GetHandle();
+
+  auto copy = base::DictionaryValue::From(
+      base::Value::ToUniquePtrValue(details.Clone()));
   auto* getter = browser_context_->GetRequestContext();
-  content::BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
-      base::BindOnce(SetCookieOnIO, base::RetainedRef(getter),
-                     std::move(copied), callback));
+  base::PostTaskWithTraits(
+      FROM_HERE, {BrowserThread::IO},
+      base::BindOnce(SetCookieOnIO, base::RetainedRef(getter), std::move(copy),
+                     std::move(promise)));
+
+  return handle;
 }
 
-void Cookies::FlushStore(const base::Closure& callback) {
+v8::Local<v8::Promise> Cookies::FlushStore() {
+  util::Promise promise(isolate());
+  v8::Local<v8::Promise> handle = promise.GetHandle();
+
   auto* getter = browser_context_->GetRequestContext();
-  content::BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
+  base::PostTaskWithTraits(
+      FROM_HERE, {BrowserThread::IO},
       base::BindOnce(FlushCookieStoreOnIOThread, base::RetainedRef(getter),
-                     callback));
+                     std::move(promise)));
+
+  return handle;
 }
 
 void Cookies::OnCookieChanged(const CookieDetails* details) {

atom/browser/api/atom_api_cookies.h

@@ -5,10 +5,12 @@
 #ifndef ATOM_BROWSER_API_ATOM_API_COOKIES_H_
 #define ATOM_BROWSER_API_ATOM_API_COOKIES_H_
 
+#include <memory>
 #include <string>
 
 #include "atom/browser/api/trackable_object.h"
 #include "atom/browser/net/cookie_details.h"
+#include "atom/common/promise_util.h"
 #include "base/callback_list.h"
 #include "native_mate/handle.h"
 #include "net/cookies/canonical_cookie.h"
@@ -34,9 +36,6 @@ class Cookies : public mate::TrackableObject<Cookies> {
     FAILED,
   };
 
-  using GetCallback = base::Callback<void(Error, const net::CookieList&)>;
-  using SetCallback = base::Callback<void(Error)>;
-
   static mate::Handle<Cookies> Create(v8::Isolate* isolate,
                                       AtomBrowserContext* browser_context);
 
@@ -48,12 +47,10 @@ class Cookies : public mate::TrackableObject<Cookies> {
   Cookies(v8::Isolate* isolate, AtomBrowserContext* browser_context);
   ~Cookies() override;
 
-  void Get(const base::DictionaryValue& filter, const GetCallback& callback);
-  void Remove(const GURL& url,
-              const std::string& name,
-              const base::Closure& callback);
-  void Set(const base::DictionaryValue& details, const SetCallback& callback);
-  void FlushStore(const base::Closure& callback);
+  v8::Local<v8::Promise> Get(const base::DictionaryValue& filter);
+  v8::Local<v8::Promise> Set(const base::DictionaryValue& details);
+  v8::Local<v8::Promise> Remove(const GURL& url, const std::string& name);
+  v8::Local<v8::Promise> FlushStore();
 
   // CookieChangeNotifier subscription:
   void OnCookieChanged(const CookieDetails*);

atom/browser/api/atom_api_debugger.cc

@@ -4,7 +4,9 @@
 
 #include "atom/browser/api/atom_api_debugger.h"
 
+#include <memory>
 #include <string>
+#include <utility>
 
 #include "atom/common/native_mate_converters/callback.h"
 #include "atom/common/native_mate_converters/value_converter.h"
@@ -59,20 +61,26 @@ void Debugger::DispatchProtocolMessage(DevToolsAgentHost* agent_host,
       params.Swap(params_value);
     Emit("message", method, params);
   } else {
-    auto send_command_callback = pending_requests_[id];
-    pending_requests_.erase(id);
-    if (send_command_callback.is_null())
+    auto it = pending_requests_.find(id);
+    if (it == pending_requests_.end())
       return;
-    base::DictionaryValue* error_body = nullptr;
-    base::DictionaryValue error;
-    if (dict->GetDictionary("error", &error_body))
-      error.Swap(error_body);
 
-    base::DictionaryValue* result_body = nullptr;
-    base::DictionaryValue result;
-    if (dict->GetDictionary("result", &result_body))
-      result.Swap(result_body);
-    send_command_callback.Run(error, result);
+    atom::util::Promise promise = std::move(it->second);
+    pending_requests_.erase(it);
+
+    base::DictionaryValue* error = nullptr;
+    if (dict->GetDictionary("error", &error)) {
+      std::string message;
+      error->GetString("message", &message);
+      promise.RejectWithErrorMessage(message);
+    } else {
+      base::DictionaryValue* result_body = nullptr;
+      base::DictionaryValue result;
+      if (dict->GetDictionary("result", &result_body)) {
+        result.Swap(result_body);
+      }
+      promise.Resolve(result);
+    }
   }
 }
 
@@ -120,41 +128,43 @@ void Debugger::Detach() {
   AgentHostClosed(agent_host_.get());
 }
 
-void Debugger::SendCommand(mate::Arguments* args) {
-  if (!agent_host_)
-    return;
+v8::Local<v8::Promise> Debugger::SendCommand(mate::Arguments* args) {
+  atom::util::Promise promise(isolate());
+  v8::Local<v8::Promise> handle = promise.GetHandle();
+
+  if (!agent_host_) {
+    promise.RejectWithErrorMessage("No target available");
+    return handle;
+  }
 
   std::string method;
   if (!args->GetNext(&method)) {
-    args->ThrowError();
-    return;
+    promise.RejectWithErrorMessage("Invalid method");
+    return handle;
   }
+
   base::DictionaryValue command_params;
   args->GetNext(&command_params);
-  SendCommandCallback callback;
-  args->GetNext(&callback);
 
   base::DictionaryValue request;
   int request_id = ++previous_request_id_;
-  pending_requests_[request_id] = callback;
+  pending_requests_.emplace(request_id, std::move(promise));
   request.SetInteger("id", request_id);
   request.SetString("method", method);
   if (!command_params.empty())
-    request.Set("params", base::WrapUnique(command_params.DeepCopy()));
+    request.Set("params",
+                base::Value::ToUniquePtrValue(command_params.Clone()));
 
   std::string json_args;
   base::JSONWriter::Write(request, &json_args);
   agent_host_->DispatchProtocolMessage(this, json_args);
+
+  return handle;
 }
 
 void Debugger::ClearPendingRequests() {
-  if (pending_requests_.empty())
-    return;
-  base::Value error(base::Value::Type::DICTIONARY);
-  base::Value error_msg("target closed while handling command");
-  error.SetKey("message", std::move(error_msg));
-  for (const auto& it : pending_requests_)
-    it.second.Run(error, base::Value());
+  for (auto& it : pending_requests_)
+    it.second.RejectWithErrorMessage("target closed while handling command");
 }
 
 // static
@@ -188,9 +198,11 @@ void Initialize(v8::Local<v8::Object> exports,
                 void* priv) {
   v8::Isolate* isolate = context->GetIsolate();
   mate::Dictionary(isolate, exports)
-      .Set("Debugger", Debugger::GetConstructor(isolate)->GetFunction());
+      .Set("Debugger", Debugger::GetConstructor(isolate)
+                           ->GetFunction(context)
+                           .ToLocalChecked());
 }
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_debugger, Initialize);
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_debugger, Initialize);

atom/browser/api/atom_api_debugger.h

@@ -9,6 +9,7 @@
 #include <string>
 
 #include "atom/browser/api/trackable_object.h"
+#include "atom/common/promise_util.h"
 #include "base/callback.h"
 #include "base/values.h"
 #include "content/public/browser/devtools_agent_host_client.h"
@@ -32,9 +33,6 @@ class Debugger : public mate::TrackableObject<Debugger>,
                  public content::DevToolsAgentHostClient,
                  public content::WebContentsObserver {
  public:
-  using SendCommandCallback =
-      base::Callback<void(const base::Value&, const base::Value&)>;
-
   static mate::Handle<Debugger> Create(v8::Isolate* isolate,
                                        content::WebContents* web_contents);
 
@@ -56,12 +54,12 @@ class Debugger : public mate::TrackableObject<Debugger>,
                               content::RenderFrameHost* new_rfh) override;
 
  private:
-  using PendingRequestMap = std::map<int, SendCommandCallback>;
+  using PendingRequestMap = std::map<int, atom::util::Promise>;
 
   void Attach(mate::Arguments* args);
   bool IsAttached();
   void Detach();
-  void SendCommand(mate::Arguments* args);
+  v8::Local<v8::Promise> SendCommand(mate::Arguments* args);
   void ClearPendingRequests();
 
   content::WebContents* web_contents_;  // Weak Reference.

atom/browser/api/atom_api_desktop_capturer.cc

@@ -4,22 +4,22 @@
 
 #include "atom/browser/api/atom_api_desktop_capturer.h"
 
+#include <memory>
+#include <utility>
 #include <vector>
 
-using base::PlatformThreadRef;
-
 #include "atom/common/api/atom_api_native_image.h"
 #include "atom/common/native_mate_converters/gfx_converter.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
-#include "base/task_scheduler/post_task.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "chrome/browser/media/desktop_media_list.h"
-#include "content/public/browser/browser_thread.h"
+#include "base/threading/thread_restrictions.h"
+#include "chrome/browser/media/webrtc/desktop_media_list.h"
+#include "chrome/browser/media/webrtc/window_icon_util.h"
 #include "content/public/browser/desktop_capture.h"
 #include "native_mate/dictionary.h"
 #include "third_party/webrtc/modules/desktop_capture/desktop_capture_options.h"
 #include "third_party/webrtc/modules/desktop_capture/desktop_capturer.h"
+
 #if defined(OS_WIN)
 #include "third_party/webrtc/modules/desktop_capture/win/dxgi_duplicator_controller.h"
 #include "third_party/webrtc/modules/desktop_capture/win/screen_capturer_win_directx.h"
@@ -43,69 +43,131 @@ struct Converter<atom::api::DesktopCapturer::Source> {
              atom::api::NativeImage::Create(
                  isolate, gfx::Image(source.media_list_source.thumbnail)));
     dict.Set("display_id", source.display_id);
+    if (source.fetch_icon) {
+      dict.Set(
+          "appIcon",
+          atom::api::NativeImage::Create(
+              isolate, gfx::Image(GetWindowIcon(source.media_list_source.id))));
+    }
     return ConvertToV8(isolate, dict);
   }
 };
 
 }  // namespace mate
 
-namespace {
+namespace atom {
 
-void EmitFinished(
-    const std::vector<atom::api::DesktopCapturer::Source>& sources,
-    atom::api::DesktopCapturer* cap) {
-  cap->Emit("finished", sources);
+namespace api {
+
+DesktopCapturer::DesktopCapturer(v8::Isolate* isolate) {
+  Init(isolate);
 }
 
-void StartHandlingTask(bool capture_window,
-                       bool capture_screen,
-                       const gfx::Size& thumbnail_size,
-                       atom::api::DesktopCapturer* cap) {
+DesktopCapturer::~DesktopCapturer() {}
+
+void DesktopCapturer::StartHandling(bool capture_window,
+                                    bool capture_screen,
+                                    const gfx::Size& thumbnail_size,
+                                    bool fetch_window_icons) {
+  fetch_window_icons_ = fetch_window_icons;
 #if defined(OS_WIN)
   if (content::desktop_capture::CreateDesktopCaptureOptions()
-      .allow_directx_capturer()) {
+          .allow_directx_capturer()) {
     // DxgiDuplicatorController should be alive in this scope according to
     // screen_capturer_win.cc.
     auto duplicator = webrtc::DxgiDuplicatorController::Instance();
-    cap->using_directx_capturer_ =
-        webrtc::ScreenCapturerWinDirectx::IsSupported();
+    using_directx_capturer_ = webrtc::ScreenCapturerWinDirectx::IsSupported();
   }
 #endif  // defined(OS_WIN)
-  std::unique_ptr<webrtc::DesktopCapturer> screen_capturer(
-      capture_screen ? content::desktop_capture::CreateScreenCapturer()
-                     : nullptr);
-  std::unique_ptr<webrtc::DesktopCapturer> window_capturer(
-      capture_window ? content::desktop_capture::CreateWindowCapturer()
-                     : nullptr);
-  cap->media_list_.reset(new NativeDesktopMediaList(
-      std::move(screen_capturer), std::move(window_capturer)));
 
-  cap->media_list_->SetThumbnailSize(thumbnail_size);
-  cap->media_list_->StartUpdating(cap);
+  // clear any existing captured sources.
+  captured_sources_.clear();
+
+  // Start listening for captured sources.
+  capture_window_ = capture_window;
+  capture_screen_ = capture_screen;
+
+  {
+    // Initialize the source list.
+    // Apply the new thumbnail size and restart capture.
+    if (capture_window) {
+      window_capturer_.reset(new NativeDesktopMediaList(
+          content::DesktopMediaID::TYPE_WINDOW,
+          content::desktop_capture::CreateWindowCapturer()));
+      window_capturer_->SetThumbnailSize(thumbnail_size);
+      window_capturer_->AddObserver(this);
+      window_capturer_->StartUpdating();
+    }
+
+    if (capture_screen) {
+      screen_capturer_.reset(new NativeDesktopMediaList(
+          content::DesktopMediaID::TYPE_SCREEN,
+          content::desktop_capture::CreateScreenCapturer()));
+      screen_capturer_->SetThumbnailSize(thumbnail_size);
+      screen_capturer_->AddObserver(this);
+      screen_capturer_->StartUpdating();
+    }
+  }
 }
 
-void OnRefreshFinishedTask(atom::api::DesktopCapturer* cap) {
-  const auto media_list_sources = cap->media_list_->GetSources();
-  std::vector<atom::api::DesktopCapturer::Source> sources;
-  for (const auto& media_list_source : media_list_sources) {
-    sources.emplace_back(
-        atom::api::DesktopCapturer::Source{media_list_source, std::string()});
+void DesktopCapturer::OnSourceAdded(DesktopMediaList* list, int index) {}
+
+void DesktopCapturer::OnSourceRemoved(DesktopMediaList* list, int index) {}
+
+void DesktopCapturer::OnSourceMoved(DesktopMediaList* list,
+                                    int old_index,
+                                    int new_index) {}
+
+void DesktopCapturer::OnSourceNameChanged(DesktopMediaList* list, int index) {}
+
+void DesktopCapturer::OnSourceThumbnailChanged(DesktopMediaList* list,
+                                               int index) {}
+
+void DesktopCapturer::OnSourceUnchanged(DesktopMediaList* list) {
+  UpdateSourcesList(list);
+}
+
+bool DesktopCapturer::ShouldScheduleNextRefresh(DesktopMediaList* list) {
+  UpdateSourcesList(list);
+  return false;
+}
+
+void DesktopCapturer::UpdateSourcesList(DesktopMediaList* list) {
+  std::vector<DesktopCapturer::Source> window_sources;
+  if (capture_window_ &&
+      list->GetMediaListType() == content::DesktopMediaID::TYPE_WINDOW) {
+    capture_window_ = false;
+    const auto& media_list_sources = list->GetSources();
+    for (const auto& media_list_source : media_list_sources) {
+      window_sources.emplace_back(DesktopCapturer::Source{
+          media_list_source, std::string(), fetch_window_icons_});
+    }
+    std::move(window_sources.begin(), window_sources.end(),
+              std::back_inserter(captured_sources_));
   }
 
+  std::vector<DesktopCapturer::Source> screen_sources;
+  if (capture_screen_ &&
+      list->GetMediaListType() == content::DesktopMediaID::TYPE_SCREEN) {
+    capture_screen_ = false;
+    const auto& media_list_sources = list->GetSources();
+    for (const auto& media_list_source : media_list_sources) {
+      screen_sources.emplace_back(
+          DesktopCapturer::Source{media_list_source, std::string()});
+    }
 #if defined(OS_WIN)
-  // Gather the same unique screen IDs used by the electron.screen API in order
-  // to provide an association between it and desktopCapturer/getUserMedia.
-  // This is only required when using the DirectX capturer, otherwise the IDs
-  // across the APIs already match.
-  if (cap->using_directx_capturer_) {
-    std::vector<std::string> device_names;
-    // Crucially, this list of device names will be in the same order as
-    // |media_list_sources|.
-    webrtc::DxgiDuplicatorController::Instance()->GetDeviceNames(&device_names);
-    int device_name_index = 0;
-    for (auto& source : sources) {
-      if (source.media_list_source.id.type ==
-          content::DesktopMediaID::TYPE_SCREEN) {
+    // Gather the same unique screen IDs used by the electron.screen API in
+    // order to provide an association between it and
+    // desktopCapturer/getUserMedia. This is only required when using the
+    // DirectX capturer, otherwise the IDs across the APIs already match.
+    if (using_directx_capturer_) {
+      std::vector<std::string> device_names;
+      // Crucially, this list of device names will be in the same order as
+      // |media_list_sources|.
+      webrtc::DxgiDuplicatorController::Instance()->GetDeviceNames(
+          &device_names);
+      int device_name_index = 0;
+      for (auto& source : screen_sources) {
         const auto& device_name = device_names[device_name_index++];
         std::wstring wide_device_name;
         base::UTF8ToWide(device_name.c_str(), device_name.size(),
@@ -116,61 +178,21 @@ void OnRefreshFinishedTask(atom::api::DesktopCapturer* cap) {
         source.display_id = base::Int64ToString(device_id);
       }
     }
-  }
 #elif defined(OS_MACOSX)
-  // On Mac, the IDs across the APIs match.
-  for (auto& source : sources) {
-    if (source.media_list_source.id.type ==
-        content::DesktopMediaID::TYPE_SCREEN) {
+    // On Mac, the IDs across the APIs match.
+    for (auto& source : screen_sources) {
       source.display_id = base::Int64ToString(source.media_list_source.id.id);
     }
-  }
 #endif  // defined(OS_WIN)
-  // TODO(ajmacd): Add Linux support. The IDs across APIs differ but Chrome only
-  // supports capturing the entire desktop on Linux. Revisit this if individual
-  // screen support is added.
+    // TODO(ajmacd): Add Linux support. The IDs across APIs differ but Chrome
+    // only supports capturing the entire desktop on Linux. Revisit this if
+    // individual screen support is added.
+    std::move(screen_sources.begin(), screen_sources.end(),
+              std::back_inserter(captured_sources_));
+  }
 
-  content::BrowserThread::PostTask(content::BrowserThread::UI, FROM_HERE,
-                                   base::Bind(EmitFinished, sources, cap));
-}
-
-}  // namespace
-
-namespace atom {
-
-namespace api {
-
-DesktopCapturer::DesktopCapturer(v8::Isolate* isolate) {
-  Init(isolate);
-  capture_thread_ = base::CreateSequencedTaskRunnerWithTraits(
-      {base::WithBaseSyncPrimitives(), base::MayBlock(),
-       base::TaskPriority::USER_VISIBLE});
-}
-
-DesktopCapturer::~DesktopCapturer() {}
-
-void DesktopCapturer::StartHandling(bool capture_window,
-                                    bool capture_screen,
-                                    const gfx::Size& thumbnail_size) {
-  capture_thread_->PostTask(
-      FROM_HERE, base::BindOnce(StartHandlingTask, capture_window,
-                                capture_screen, thumbnail_size, this));
-}
-
-void DesktopCapturer::OnSourceAdded(int index) {}
-
-void DesktopCapturer::OnSourceRemoved(int index) {}
-
-void DesktopCapturer::OnSourceMoved(int old_index, int new_index) {}
-
-void DesktopCapturer::OnSourceNameChanged(int index) {}
-
-void DesktopCapturer::OnSourceThumbnailChanged(int index) {}
-
-bool DesktopCapturer::OnRefreshFinished() {
-  capture_thread_->PostTask(FROM_HERE,
-                            base::BindOnce(OnRefreshFinishedTask, this));
-  return false;
+  if (!capture_window_ && !capture_screen_)
+    Emit("finished", captured_sources_, fetch_window_icons_);
 }
 
 // static
@@ -204,4 +226,4 @@ void Initialize(v8::Local<v8::Object> exports,
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_desktop_capturer, Initialize);
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_desktop_capturer, Initialize);

atom/browser/api/atom_api_desktop_capturer.h

@@ -5,24 +5,29 @@
 #ifndef ATOM_BROWSER_API_ATOM_API_DESKTOP_CAPTURER_H_
 #define ATOM_BROWSER_API_ATOM_API_DESKTOP_CAPTURER_H_
 
+#include <memory>
 #include <string>
+#include <vector>
 
-#include "atom/browser/api/event_emitter.h"
-#include "chrome/browser/media/desktop_media_list_observer.h"
-#include "chrome/browser/media/native_desktop_media_list.h"
+#include "atom/browser/api/trackable_object.h"
+#include "chrome/browser/media/webrtc/desktop_media_list_observer.h"
+#include "chrome/browser/media/webrtc/native_desktop_media_list.h"
 #include "native_mate/handle.h"
 
 namespace atom {
 
 namespace api {
 
-class DesktopCapturer : public mate::EventEmitter<DesktopCapturer>,
+class DesktopCapturer : public mate::TrackableObject<DesktopCapturer>,
                         public DesktopMediaListObserver {
  public:
   struct Source {
     DesktopMediaList::Source media_list_source;
     // Will be an empty string if not available.
     std::string display_id;
+
+    // Whether or not this source should provide an icon.
+    bool fetch_icon = false;
   };
 
   static mate::Handle<DesktopCapturer> Create(v8::Isolate* isolate);
@@ -32,27 +37,36 @@ class DesktopCapturer : public mate::EventEmitter<DesktopCapturer>,
 
   void StartHandling(bool capture_window,
                      bool capture_screen,
-                     const gfx::Size& thumbnail_size);
-
-  std::unique_ptr<DesktopMediaList> media_list_;
-#if defined(OS_WIN)
-  bool using_directx_capturer_ = false;
-#endif  // defined(OS_WIN)
+                     const gfx::Size& thumbnail_size,
+                     bool fetch_window_icons);
 
  protected:
   explicit DesktopCapturer(v8::Isolate* isolate);
   ~DesktopCapturer() override;
 
   // DesktopMediaListObserver overrides.
-  void OnSourceAdded(int index) override;
-  void OnSourceRemoved(int index) override;
-  void OnSourceMoved(int old_index, int new_index) override;
-  void OnSourceNameChanged(int index) override;
-  void OnSourceThumbnailChanged(int index) override;
-  bool OnRefreshFinished() override;
+  void OnSourceAdded(DesktopMediaList* list, int index) override;
+  void OnSourceRemoved(DesktopMediaList* list, int index) override;
+  void OnSourceMoved(DesktopMediaList* list,
+                     int old_index,
+                     int new_index) override;
+  void OnSourceNameChanged(DesktopMediaList* list, int index) override;
+  void OnSourceThumbnailChanged(DesktopMediaList* list, int index) override;
+  void OnSourceUnchanged(DesktopMediaList* list) override;
+  bool ShouldScheduleNextRefresh(DesktopMediaList* list) override;
 
  private:
-  scoped_refptr<base::SequencedTaskRunner> capture_thread_;
+  void UpdateSourcesList(DesktopMediaList* list);
+
+  std::unique_ptr<DesktopMediaList> window_capturer_;
+  std::unique_ptr<DesktopMediaList> screen_capturer_;
+  std::vector<DesktopCapturer::Source> captured_sources_;
+  bool capture_window_ = false;
+  bool capture_screen_ = false;
+  bool fetch_window_icons_ = false;
+#if defined(OS_WIN)
+  bool using_directx_capturer_ = false;
+#endif  // defined(OS_WIN)
 
   DISALLOW_COPY_AND_ASSIGN(DesktopCapturer);
 };

atom/browser/api/atom_api_dialog.cc

@@ -12,6 +12,7 @@
 #include "atom/browser/ui/file_dialog.h"
 #include "atom/browser/ui/message_box.h"
 #include "atom/common/native_mate_converters/callback.h"
+#include "atom/common/native_mate_converters/file_dialog_converter.h"
 #include "atom/common/native_mate_converters/file_path_converter.h"
 #include "atom/common/native_mate_converters/image_converter.h"
 #include "atom/common/native_mate_converters/net_converter.h"
@@ -19,50 +20,6 @@
 
 #include "atom/common/node_includes.h"
 
-namespace mate {
-
-template <>
-struct Converter<file_dialog::Filter> {
-  static bool FromV8(v8::Isolate* isolate,
-                     v8::Local<v8::Value> val,
-                     file_dialog::Filter* out) {
-    mate::Dictionary dict;
-    if (!ConvertFromV8(isolate, val, &dict))
-      return false;
-    if (!dict.Get("name", &(out->first)))
-      return false;
-    if (!dict.Get("extensions", &(out->second)))
-      return false;
-    return true;
-  }
-};
-
-template <>
-struct Converter<file_dialog::DialogSettings> {
-  static bool FromV8(v8::Isolate* isolate,
-                     v8::Local<v8::Value> val,
-                     file_dialog::DialogSettings* out) {
-    mate::Dictionary dict;
-    if (!ConvertFromV8(isolate, val, &dict))
-      return false;
-    dict.Get("window", &(out->parent_window));
-    dict.Get("title", &(out->title));
-    dict.Get("message", &(out->message));
-    dict.Get("buttonLabel", &(out->button_label));
-    dict.Get("nameFieldLabel", &(out->name_field_label));
-    dict.Get("defaultPath", &(out->default_path));
-    dict.Get("filters", &(out->filters));
-    dict.Get("properties", &(out->properties));
-    dict.Get("showsTagField", &(out->shows_tag_field));
-#if defined(MAS_BUILD)
-    dict.Get("securityScopedBookmarks", &(out->security_scoped_bookmarks));
-#endif
-    return true;
-  }
-};
-
-}  // namespace mate
-
 namespace {
 
 void ShowMessageBox(int type,
@@ -139,4 +96,4 @@ void Initialize(v8::Local<v8::Object> exports,
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_dialog, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_dialog, Initialize)

atom/browser/api/atom_api_download_item.cc

@@ -8,6 +8,7 @@
 
 #include "atom/browser/atom_browser_main_parts.h"
 #include "atom/common/native_mate_converters/callback.h"
+#include "atom/common/native_mate_converters/file_dialog_converter.h"
 #include "atom/common/native_mate_converters/file_path_converter.h"
 #include "atom/common/native_mate_converters/gurl_converter.h"
 #include "base/strings/utf_string_conversions.h"
@@ -102,7 +103,7 @@ bool DownloadItem::IsPaused() const {
 }
 
 void DownloadItem::Resume() {
-  download_item_->Resume();
+  download_item_->Resume(true /* user_gesture */);
 }
 
 bool DownloadItem::CanResume() const {
@@ -165,6 +166,15 @@ base::FilePath DownloadItem::GetSavePath() const {
   return save_path_;
 }
 
+file_dialog::DialogSettings DownloadItem::GetSaveDialogOptions() const {
+  return dialog_options_;
+}
+
+void DownloadItem::SetSaveDialogOptions(
+    const file_dialog::DialogSettings& options) {
+  dialog_options_ = options;
+}
+
 std::string DownloadItem::GetLastModifiedTime() const {
   return download_item_->GetLastModifiedTime();
 }
@@ -200,6 +210,8 @@ void DownloadItem::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("isDone", &DownloadItem::IsDone)
       .SetMethod("setSavePath", &DownloadItem::SetSavePath)
       .SetMethod("getSavePath", &DownloadItem::GetSavePath)
+      .SetMethod("setSaveDialogOptions", &DownloadItem::SetSaveDialogOptions)
+      .SetMethod("getSaveDialogOptions", &DownloadItem::GetSaveDialogOptions)
       .SetMethod("getLastModifiedTime", &DownloadItem::GetLastModifiedTime)
       .SetMethod("getETag", &DownloadItem::GetETag)
       .SetMethod("getStartTime", &DownloadItem::GetStartTime);
@@ -232,10 +244,11 @@ void Initialize(v8::Local<v8::Object> exports,
                 void* priv) {
   v8::Isolate* isolate = context->GetIsolate();
   mate::Dictionary(isolate, exports)
-      .Set("DownloadItem",
-           atom::api::DownloadItem::GetConstructor(isolate)->GetFunction());
+      .Set("DownloadItem", atom::api::DownloadItem::GetConstructor(isolate)
+                               ->GetFunction(context)
+                               .ToLocalChecked());
 }
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_download_item, Initialize);
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_download_item, Initialize);

atom/browser/api/atom_api_download_item.h

@@ -9,6 +9,7 @@
 #include <vector>
 
 #include "atom/browser/api/trackable_object.h"
+#include "atom/browser/ui/file_dialog.h"
 #include "base/files/file_path.h"
 #include "components/download/public/common/download_item.h"
 #include "native_mate/handle.h"
@@ -44,6 +45,8 @@ class DownloadItem : public mate::TrackableObject<DownloadItem>,
   bool IsDone() const;
   void SetSavePath(const base::FilePath& path);
   base::FilePath GetSavePath() const;
+  file_dialog::DialogSettings GetSaveDialogOptions() const;
+  void SetSaveDialogOptions(const file_dialog::DialogSettings& options);
   std::string GetLastModifiedTime() const;
   std::string GetETag() const;
   double GetStartTime() const;
@@ -58,6 +61,7 @@ class DownloadItem : public mate::TrackableObject<DownloadItem>,
 
  private:
   base::FilePath save_path_;
+  file_dialog::DialogSettings dialog_options_;
   download::DownloadItem* download_item_;
 
   DISALLOW_COPY_AND_ASSIGN(DownloadItem);

atom/browser/api/atom_api_event.cc

@@ -0,0 +1,26 @@
+// Copyright (c) 2018 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#include "atom/browser/api/event_emitter.h"
+#include "atom/common/node_includes.h"
+#include "native_mate/dictionary.h"
+
+namespace {
+
+v8::Local<v8::Object> CreateWithSender(v8::Isolate* isolate,
+                                       v8::Local<v8::Object> sender) {
+  return mate::internal::CreateJSEvent(isolate, sender, nullptr, nullptr);
+}
+
+void Initialize(v8::Local<v8::Object> exports,
+                v8::Local<v8::Value> unused,
+                v8::Local<v8::Context> context,
+                void* priv) {
+  mate::Dictionary dict(context->GetIsolate(), exports);
+  dict.SetMethod("createWithSender", &CreateWithSender);
+}
+
+}  // namespace
+
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_event, Initialize)

atom/browser/api/atom_api_global_shortcut.cc

@@ -5,6 +5,7 @@
 #include "atom/browser/api/atom_api_global_shortcut.h"
 
 #include <string>
+#include <vector>
 
 #include "atom/browser/api/atom_api_system_preferences.h"
 #include "atom/common/native_mate_converters/accelerator_converter.h"
@@ -14,7 +15,6 @@
 #include "native_mate/dictionary.h"
 
 #include "atom/common/node_includes.h"
-#include "atom/common/platform_util.h"
 
 #if defined(OS_MACOSX)
 #include "base/mac/mac_util.h"
@@ -26,7 +26,7 @@ namespace {
 
 #if defined(OS_MACOSX)
 bool RegisteringMediaKeyForUntrustedClient(const ui::Accelerator& accelerator) {
-  if (platform_util::IsAtLeastOS10_14()) {
+  if (base::mac::IsAtLeastOS10_14()) {
     constexpr ui::KeyboardCode mediaKeys[] = {
         ui::VKEY_MEDIA_PLAY_PAUSE, ui::VKEY_MEDIA_NEXT_TRACK,
         ui::VKEY_MEDIA_PREV_TRACK, ui::VKEY_MEDIA_STOP};
@@ -68,6 +68,29 @@ void GlobalShortcut::OnKeyPressed(const ui::Accelerator& accelerator) {
   accelerator_callback_map_[accelerator].Run();
 }
 
+bool GlobalShortcut::RegisterAll(
+    const std::vector<ui::Accelerator>& accelerators,
+    const base::Closure& callback) {
+  std::vector<ui::Accelerator> registered;
+
+  for (auto& accelerator : accelerators) {
+#if defined(OS_MACOSX)
+    if (RegisteringMediaKeyForUntrustedClient(accelerator))
+      return false;
+
+    GlobalShortcutListener* listener = GlobalShortcutListener::GetInstance();
+    if (!listener->RegisterAccelerator(accelerator, this)) {
+      // unregister all shortcuts if any failed
+      UnregisterSome(registered);
+      return false;
+    }
+#endif
+    registered.push_back(accelerator);
+    accelerator_callback_map_[accelerator] = callback;
+  }
+  return true;
+}
+
 bool GlobalShortcut::Register(const ui::Accelerator& accelerator,
                               const base::Closure& callback) {
 #if defined(OS_MACOSX)
@@ -93,6 +116,13 @@ void GlobalShortcut::Unregister(const ui::Accelerator& accelerator) {
                                                                this);
 }
 
+void GlobalShortcut::UnregisterSome(
+    const std::vector<ui::Accelerator>& accelerators) {
+  for (auto& accelerator : accelerators) {
+    Unregister(accelerator);
+  }
+}
+
 bool GlobalShortcut::IsRegistered(const ui::Accelerator& accelerator) {
   return ContainsKey(accelerator_callback_map_, accelerator);
 }
@@ -112,6 +142,7 @@ void GlobalShortcut::BuildPrototype(v8::Isolate* isolate,
                                     v8::Local<v8::FunctionTemplate> prototype) {
   prototype->SetClassName(mate::StringToV8(isolate, "GlobalShortcut"));
   mate::ObjectTemplateBuilder(isolate, prototype->PrototypeTemplate())
+      .SetMethod("registerAll", &GlobalShortcut::RegisterAll)
       .SetMethod("register", &GlobalShortcut::Register)
       .SetMethod("isRegistered", &GlobalShortcut::IsRegistered)
       .SetMethod("unregister", &GlobalShortcut::Unregister)
@@ -135,4 +166,4 @@ void Initialize(v8::Local<v8::Object> exports,
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_global_shortcut, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_global_shortcut, Initialize)

atom/browser/api/atom_api_global_shortcut.h

@@ -7,6 +7,7 @@
 
 #include <map>
 #include <string>
+#include <vector>
 
 #include "atom/browser/api/trackable_object.h"
 #include "base/callback.h"
@@ -33,10 +34,13 @@ class GlobalShortcut : public extensions::GlobalShortcutListener::Observer,
  private:
   typedef std::map<ui::Accelerator, base::Closure> AcceleratorCallbackMap;
 
+  bool RegisterAll(const std::vector<ui::Accelerator>& accelerators,
+                   const base::Closure& callback);
   bool Register(const ui::Accelerator& accelerator,
                 const base::Closure& callback);
   bool IsRegistered(const ui::Accelerator& accelerator);
   void Unregister(const ui::Accelerator& accelerator);
+  void UnregisterSome(const std::vector<ui::Accelerator>& accelerators);
   void UnregisterAll();
 
   // GlobalShortcutListener::Observer implementation.

atom/browser/api/atom_api_in_app_purchase.cc

@@ -132,11 +132,12 @@ void Initialize(v8::Local<v8::Object> exports,
   v8::Isolate* isolate = context->GetIsolate();
   mate::Dictionary dict(isolate, exports);
   dict.Set("inAppPurchase", InAppPurchase::Create(isolate));
-  dict.Set("InAppPurchase",
-           InAppPurchase::GetConstructor(isolate)->GetFunction());
+  dict.Set("InAppPurchase", InAppPurchase::GetConstructor(isolate)
+                                ->GetFunction(context)
+                                .ToLocalChecked());
 #endif
 }
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_in_app_purchase, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_in_app_purchase, Initialize)

atom/browser/api/atom_api_menu.cc

@@ -90,7 +90,7 @@ void Menu::ExecuteCommand(int command_id, int flags) {
                        command_id);
 }
 
-void Menu::MenuWillShow(ui::SimpleMenuModel* source) {
+void Menu::OnMenuWillShow(ui::SimpleMenuModel* source) {
   v8::Locker locker(isolate());
   v8::HandleScope handle_scope(isolate());
   menu_will_show_.Run(GetWrapper());
@@ -163,6 +163,12 @@ base::string16 Menu::GetSublabelAt(int index) const {
   return model_->GetSublabelAt(index);
 }
 
+base::string16 Menu::GetAcceleratorTextAt(int index) const {
+  ui::Accelerator accelerator;
+  model_->GetAcceleratorAtWithParams(index, true, &accelerator);
+  return accelerator.GetShortcutText();
+}
+
 bool Menu::IsItemCheckedAt(int index) const {
   return model_->IsItemCheckedAt(index);
 }
@@ -203,6 +209,7 @@ void Menu::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("getCommandIdAt", &Menu::GetCommandIdAt)
       .SetMethod("getLabelAt", &Menu::GetLabelAt)
       .SetMethod("getSublabelAt", &Menu::GetSublabelAt)
+      .SetMethod("getAcceleratorTextAt", &Menu::GetAcceleratorTextAt)
       .SetMethod("isItemCheckedAt", &Menu::IsItemCheckedAt)
       .SetMethod("isEnabledAt", &Menu::IsEnabledAt)
       .SetMethod("isVisibleAt", &Menu::IsVisibleAt)
@@ -226,7 +233,9 @@ void Initialize(v8::Local<v8::Object> exports,
   Menu::SetConstructor(isolate, base::Bind(&Menu::New));
 
   mate::Dictionary dict(isolate, exports);
-  dict.Set("Menu", Menu::GetConstructor(isolate)->GetFunction());
+  dict.Set(
+      "Menu",
+      Menu::GetConstructor(isolate)->GetFunction(context).ToLocalChecked());
 #if defined(OS_MACOSX)
   dict.SetMethod("setApplicationMenu", &Menu::SetApplicationMenu);
   dict.SetMethod("sendActionToFirstResponder",
@@ -236,4 +245,4 @@ void Initialize(v8::Local<v8::Object> exports,
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_menu, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_menu, Initialize)

atom/browser/api/atom_api_menu.h

@@ -53,7 +53,7 @@ class Menu : public mate::TrackableObject<Menu>,
       ui::Accelerator* accelerator) const override;
   bool ShouldRegisterAcceleratorForCommandId(int command_id) const override;
   void ExecuteCommand(int command_id, int event_flags) override;
-  void MenuWillShow(ui::SimpleMenuModel* source) override;
+  void OnMenuWillShow(ui::SimpleMenuModel* source) override;
 
   virtual void PopupAt(TopLevelWindow* window,
                        int x,
@@ -92,6 +92,7 @@ class Menu : public mate::TrackableObject<Menu>,
   int GetCommandIdAt(int index) const;
   base::string16 GetLabelAt(int index) const;
   base::string16 GetSublabelAt(int index) const;
+  base::string16 GetAcceleratorTextAt(int index) const;
   bool IsItemCheckedAt(int index) const;
   bool IsEnabledAt(int index) const;
   bool IsVisibleAt(int index) const;

atom/browser/api/atom_api_menu_mac.mm

@@ -9,6 +9,8 @@
 #include "base/mac/scoped_sending_event.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/sys_string_conversions.h"
+#include "base/task/post_task.h"
+#include "content/public/browser/browser_task_traits.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/web_contents.h"
 
@@ -43,7 +45,7 @@ void MenuMac::PopupAt(TopLevelWindow* window,
   auto popup = base::Bind(&MenuMac::PopupOnUI, weak_factory_.GetWeakPtr(),
                           native_window->GetWeakPtr(), window->weak_map_id(), x,
                           y, positioning_item, callback);
-  BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, popup);
+  base::PostTaskWithTraits(FROM_HERE, {BrowserThread::UI}, popup);
 }
 
 void MenuMac::PopupOnUI(const base::WeakPtr<NativeWindow>& native_window,
@@ -54,7 +56,7 @@ void MenuMac::PopupOnUI(const base::WeakPtr<NativeWindow>& native_window,
                         base::Closure callback) {
   if (!native_window)
     return;
-  NSWindow* nswindow = native_window->GetNativeWindow();
+  NSWindow* nswindow = native_window->GetNativeWindow().GetNativeNSWindow();
 
   auto close_callback = base::Bind(
       &MenuMac::OnClosed, weak_factory_.GetWeakPtr(), window_id, callback);
@@ -97,8 +99,7 @@ void MenuMac::PopupOnUI(const base::WeakPtr<NativeWindow>& native_window,
 
   [popup_controllers_[window_id] setCloseCallback:close_callback];
   // Make sure events can be pumped while the menu is up.
-  base::MessageLoop::ScopedNestableTaskAllower allow(
-      base::MessageLoop::current());
+  base::MessageLoopCurrent::ScopedNestableTaskAllower allow;
 
   // One of the events that could be pumped is |window.close()|.
   // User-initiated event-tracking loops protect against this by

atom/browser/api/atom_api_menu_views.cc

@@ -4,6 +4,8 @@
 
 #include "atom/browser/api/atom_api_menu_views.h"
 
+#include <memory>
+
 #include "atom/browser/native_window_views.h"
 #include "atom/browser/unresponsive_suppressor.h"
 #include "ui/display/screen.h"

atom/browser/api/atom_api_menu_views.h

@@ -6,6 +6,7 @@
 #define ATOM_BROWSER_API_ATOM_API_MENU_VIEWS_H_
 
 #include <map>
+#include <memory>
 
 #include "atom/browser/api/atom_api_menu.h"
 #include "base/memory/weak_ptr.h"

atom/browser/api/atom_api_net.cc

@@ -31,7 +31,9 @@ void Net::BuildPrototype(v8::Isolate* isolate,
 }
 
 v8::Local<v8::Value> Net::URLRequest(v8::Isolate* isolate) {
-  return URLRequest::GetConstructor(isolate)->GetFunction();
+  return URLRequest::GetConstructor(isolate)
+      ->GetFunction(isolate->GetCurrentContext())
+      .ToLocalChecked();
 }
 
 }  // namespace api
@@ -53,9 +55,10 @@ void Initialize(v8::Local<v8::Object> exports,
 
   mate::Dictionary dict(isolate, exports);
   dict.Set("net", Net::Create(isolate));
-  dict.Set("Net", Net::GetConstructor(isolate)->GetFunction());
+  dict.Set("Net",
+           Net::GetConstructor(isolate)->GetFunction(context).ToLocalChecked());
 }
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_net, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_net, Initialize)

atom/browser/api/atom_api_net_log.cc

@@ -7,10 +7,11 @@
 #include <utility>
 
 #include "atom/browser/atom_browser_context.h"
-#include "atom/browser/atom_browser_main_parts.h"
+#include "atom/browser/net/system_network_context_manager.h"
 #include "atom/common/native_mate_converters/callback.h"
 #include "atom/common/native_mate_converters/file_path_converter.h"
 #include "base/command_line.h"
+#include "chrome/browser/browser_process.h"
 #include "components/net_log/chrome_net_log.h"
 #include "content/public/browser/storage_partition.h"
 #include "native_mate/dictionary.h"
@@ -27,8 +28,8 @@ NetLog::NetLog(v8::Isolate* isolate, AtomBrowserContext* browser_context)
     : browser_context_(browser_context) {
   Init(isolate);
 
-  net_log_writer_ =
-      atom::AtomBrowserMainParts::Get()->net_log()->net_export_file_writer();
+  net_log_writer_ = g_browser_process->system_network_context_manager()
+                        ->GetNetExportFileWriter();
   net_log_writer_->AddObserver(this);
 }
 
@@ -43,8 +44,9 @@ void NetLog::StartLogging(mate::Arguments* args) {
     return;
   }
 
-  net_log::NetExportFileWriter::URLRequestContextGetterList context_getters = {
-      browser_context_->GetRequestContext()};
+  auto* network_context =
+      content::BrowserContext::GetDefaultStoragePartition(browser_context_)
+          ->GetNetworkContext();
 
   // TODO(deepak1556): Provide more flexibility to this module
   // by allowing customizations on the capturing options.
@@ -52,7 +54,7 @@ void NetLog::StartLogging(mate::Arguments* args) {
       log_path, net::NetLogCaptureMode::Default(),
       net_log::NetExportFileWriter::kNoLimit /* file size limit */,
       base::CommandLine::ForCurrentProcess()->GetCommandLineString(),
-      std::string(), context_getters);
+      std::string(), network_context);
 }
 
 std::string NetLog::GetLoggingState() const {
@@ -94,7 +96,7 @@ void NetLog::StopLogging(mate::Arguments* args) {
 
   if (IsCurrentlyLogging()) {
     stop_callback_queue_.emplace_back(callback);
-    net_log_writer_->StopNetLog(nullptr, nullptr);
+    net_log_writer_->StopNetLog(nullptr);
   } else {
     callback.Run(base::FilePath());
   }

atom/browser/api/atom_api_notification.cc

@@ -5,13 +5,13 @@
 #include "atom/browser/api/atom_api_notification.h"
 
 #include "atom/browser/api/atom_api_menu.h"
+#include "atom/browser/atom_browser_client.h"
 #include "atom/browser/browser.h"
 #include "atom/common/native_mate_converters/gfx_converter.h"
 #include "atom/common/native_mate_converters/image_converter.h"
 #include "atom/common/native_mate_converters/string16_converter.h"
 #include "base/guid.h"
 #include "base/strings/utf_string_conversions.h"
-#include "brightray/browser/browser_client.h"
 #include "native_mate/constructor.h"
 #include "native_mate/dictionary.h"
 #include "native_mate/object_template_builder.h"
@@ -22,10 +22,10 @@
 
 namespace mate {
 template <>
-struct Converter<brightray::NotificationAction> {
+struct Converter<atom::NotificationAction> {
   static bool FromV8(v8::Isolate* isolate,
                      v8::Local<v8::Value> val,
-                     brightray::NotificationAction* out) {
+                     atom::NotificationAction* out) {
     mate::Dictionary dict;
     if (!ConvertFromV8(isolate, val, &dict))
       return false;
@@ -38,7 +38,7 @@ struct Converter<brightray::NotificationAction> {
   }
 
   static v8::Local<v8::Value> ToV8(v8::Isolate* isolate,
-                                   brightray::NotificationAction val) {
+                                   atom::NotificationAction val) {
     mate::Dictionary dict = mate::Dictionary::CreateEmpty(isolate);
     dict.Set("text", val.text);
     dict.Set("type", val.type);
@@ -56,7 +56,8 @@ Notification::Notification(v8::Isolate* isolate,
                            mate::Arguments* args) {
   InitWith(isolate, wrapper);
 
-  presenter_ = brightray::BrowserClient::Get()->GetNotificationPresenter();
+  presenter_ = static_cast<AtomBrowserClient*>(AtomBrowserClient::Get())
+                   ->GetNotificationPresenter();
 
   mate::Dictionary opts;
   if (args->GetNext(&opts)) {
@@ -119,7 +120,7 @@ base::string16 Notification::GetSound() const {
   return sound_;
 }
 
-std::vector<brightray::NotificationAction> Notification::GetActions() const {
+std::vector<atom::NotificationAction> Notification::GetActions() const {
   return actions_;
 }
 
@@ -157,7 +158,7 @@ void Notification::SetSound(const base::string16& new_sound) {
 }
 
 void Notification::SetActions(
-    const std::vector<brightray::NotificationAction>& actions) {
+    const std::vector<atom::NotificationAction>& actions) {
   actions_ = actions;
 }
 
@@ -200,7 +201,7 @@ void Notification::Show() {
   if (presenter_) {
     notification_ = presenter_->CreateNotification(this, base::GenerateGUID());
     if (notification_) {
-      brightray::NotificationOptions options;
+      atom::NotificationOptions options;
       options.title = title_;
       options.subtitle = subtitle_;
       options.msg = body_;
@@ -218,7 +219,8 @@ void Notification::Show() {
 }
 
 bool Notification::IsSupported() {
-  return !!brightray::BrowserClient::Get()->GetNotificationPresenter();
+  return !!static_cast<AtomBrowserClient*>(AtomBrowserClient::Get())
+               ->GetNotificationPresenter();
 }
 
 // static
@@ -261,12 +263,13 @@ void Initialize(v8::Local<v8::Object> exports,
   Notification::SetConstructor(isolate, base::Bind(&Notification::New));
 
   mate::Dictionary dict(isolate, exports);
-  dict.Set("Notification",
-           Notification::GetConstructor(isolate)->GetFunction());
+  dict.Set("Notification", Notification::GetConstructor(isolate)
+                               ->GetFunction(context)
+                               .ToLocalChecked());
 
   dict.SetMethod("isSupported", &Notification::IsSupported);
 }
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_common_notification, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_common_notification, Initialize)

atom/browser/api/atom_api_notification.h

@@ -10,10 +10,10 @@
 #include <vector>
 
 #include "atom/browser/api/trackable_object.h"
+#include "atom/browser/notifications/notification.h"
+#include "atom/browser/notifications/notification_delegate.h"
+#include "atom/browser/notifications/notification_presenter.h"
 #include "base/strings/utf_string_conversions.h"
-#include "brightray/browser/notification.h"
-#include "brightray/browser/notification_delegate.h"
-#include "brightray/browser/notification_presenter.h"
 #include "native_mate/handle.h"
 #include "ui/gfx/image/image.h"
 
@@ -22,7 +22,7 @@ namespace atom {
 namespace api {
 
 class Notification : public mate::TrackableObject<Notification>,
-                     public brightray::NotificationDelegate {
+                     public NotificationDelegate {
  public:
   static mate::WrappableBase* New(mate::Arguments* args);
   static bool IsSupported();
@@ -55,7 +55,7 @@ class Notification : public mate::TrackableObject<Notification>,
   bool GetHasReply() const;
   base::string16 GetReplyPlaceholder() const;
   base::string16 GetSound() const;
-  std::vector<brightray::NotificationAction> GetActions() const;
+  std::vector<atom::NotificationAction> GetActions() const;
   base::string16 GetCloseButtonText() const;
 
   // Prop Setters
@@ -66,7 +66,7 @@ class Notification : public mate::TrackableObject<Notification>,
   void SetHasReply(bool new_has_reply);
   void SetReplyPlaceholder(const base::string16& new_reply_placeholder);
   void SetSound(const base::string16& sound);
-  void SetActions(const std::vector<brightray::NotificationAction>& actions);
+  void SetActions(const std::vector<atom::NotificationAction>& actions);
   void SetCloseButtonText(const base::string16& text);
 
  private:
@@ -80,12 +80,12 @@ class Notification : public mate::TrackableObject<Notification>,
   bool has_reply_ = false;
   base::string16 reply_placeholder_;
   base::string16 sound_;
-  std::vector<brightray::NotificationAction> actions_;
+  std::vector<atom::NotificationAction> actions_;
   base::string16 close_button_text_;
 
-  brightray::NotificationPresenter* presenter_;
+  atom::NotificationPresenter* presenter_;
 
-  base::WeakPtr<brightray::Notification> notification_;
+  base::WeakPtr<atom::Notification> notification_;
 
   DISALLOW_COPY_AND_ASSIGN(Notification);
 };

atom/browser/api/atom_api_power_monitor.cc

@@ -84,19 +84,19 @@ void PowerMonitor::OnResume() {
   Emit("resume");
 }
 
-void PowerMonitor::QuerySystemIdleState(v8::Isolate* isolate,
-                                        int idle_threshold,
-                                        const ui::IdleCallback& callback) {
+ui::IdleState PowerMonitor::QuerySystemIdleState(v8::Isolate* isolate,
+                                                 int idle_threshold) {
   if (idle_threshold > 0) {
-    ui::CalculateIdleState(idle_threshold, callback);
+    return ui::CalculateIdleState(idle_threshold);
   } else {
     isolate->ThrowException(v8::Exception::TypeError(mate::StringToV8(
         isolate, "Invalid idle threshold, must be greater than 0")));
+    return ui::IDLE_STATE_UNKNOWN;
   }
 }
 
-void PowerMonitor::QuerySystemIdleTime(const ui::IdleTimeCallback& callback) {
-  ui::CalculateIdleTime(callback);
+int PowerMonitor::QuerySystemIdleTime() {
+  return ui::CalculateIdleTime();
 }
 
 // static
@@ -122,8 +122,8 @@ void PowerMonitor::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("blockShutdown", &PowerMonitor::BlockShutdown)
       .SetMethod("unblockShutdown", &PowerMonitor::UnblockShutdown)
 #endif
-      .SetMethod("querySystemIdleState", &PowerMonitor::QuerySystemIdleState)
-      .SetMethod("querySystemIdleTime", &PowerMonitor::QuerySystemIdleTime);
+      .SetMethod("_querySystemIdleState", &PowerMonitor::QuerySystemIdleState)
+      .SetMethod("_querySystemIdleTime", &PowerMonitor::QuerySystemIdleTime);
 }
 
 }  // namespace api
@@ -141,10 +141,11 @@ void Initialize(v8::Local<v8::Object> exports,
   v8::Isolate* isolate = context->GetIsolate();
   mate::Dictionary dict(isolate, exports);
   dict.Set("powerMonitor", PowerMonitor::Create(isolate));
-  dict.Set("PowerMonitor",
-           PowerMonitor::GetConstructor(isolate)->GetFunction());
+  dict.Set("PowerMonitor", PowerMonitor::GetConstructor(isolate)
+                               ->GetFunction(context)
+                               .ToLocalChecked());
 }
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_power_monitor, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_power_monitor, Initialize)

atom/browser/api/atom_api_power_monitor.h

@@ -46,10 +46,8 @@ class PowerMonitor : public mate::TrackableObject<PowerMonitor>,
   void OnResume() override;
 
  private:
-  void QuerySystemIdleState(v8::Isolate* isolate,
-                            int idle_threshold,
-                            const ui::IdleCallback& callback);
-  void QuerySystemIdleTime(const ui::IdleTimeCallback& callback);
+  ui::IdleState QuerySystemIdleState(v8::Isolate* isolate, int idle_threshold);
+  int QuerySystemIdleTime();
 
 #if defined(OS_WIN)
   // Static callback invoked when a message comes in to our messaging window.

atom/browser/api/atom_api_power_monitor_mac.mm

@@ -8,7 +8,7 @@
 #import <Cocoa/Cocoa.h>
 
 @interface MacLockMonitor : NSObject {
-@private
+ @private
   std::vector<atom::api::PowerMonitor*> emitters;
 }
 
@@ -21,15 +21,15 @@
 - (id)init {
   if ((self = [super init])) {
     NSDistributedNotificationCenter* distCenter =
-          [NSDistributedNotificationCenter defaultCenter];
+        [NSDistributedNotificationCenter defaultCenter];
     [distCenter addObserver:self
-                  selector:@selector(onScreenLocked:)
-                      name:@"com.apple.screenIsLocked"
-                    object:nil];
+                   selector:@selector(onScreenLocked:)
+                       name:@"com.apple.screenIsLocked"
+                     object:nil];
     [distCenter addObserver:self
-                  selector:@selector(onScreenUnlocked:)
-                      name:@"com.apple.screenIsUnlocked"
-                    object:nil];
+                   selector:@selector(onScreenUnlocked:)
+                       name:@"com.apple.screenIsUnlocked"
+                     object:nil];
   }
   return self;
 }

atom/browser/api/atom_api_power_monitor_win.cc

@@ -4,17 +4,18 @@
 
 #include "atom/browser/api/atom_api_power_monitor.h"
 
+#include <windows.h>
+#include <wtsapi32.h>
+
 #include "base/win/wrapped_window_proc.h"
 #include "ui/base/win/shell.h"
 #include "ui/gfx/win/hwnd_util.h"
-#include "Wtsapi32.h"
 
 namespace atom {
 
 namespace {
 
-const wchar_t kPowerMonitorWindowClass[] =
-    L"Electron_PowerMonitorHostWindow";
+const wchar_t kPowerMonitorWindowClass[] = L"Electron_PowerMonitorHostWindow";
 
 }  // namespace
 
@@ -24,8 +25,8 @@ void PowerMonitor::InitPlatformSpecificMonitors() {
   WNDCLASSEX window_class;
   base::win::InitializeWindowClass(
       kPowerMonitorWindowClass,
-      &base::win::WrappedWindowProc<PowerMonitor::WndProcStatic>, 0, 0, 0,
-      NULL, NULL, NULL, NULL, NULL, &window_class);
+      &base::win::WrappedWindowProc<PowerMonitor::WndProcStatic>, 0, 0, 0, NULL,
+      NULL, NULL, NULL, NULL, &window_class);
   instance_ = window_class.hInstance;
   atom_ = RegisterClassEx(&window_class);
 
@@ -41,11 +42,11 @@ void PowerMonitor::InitPlatformSpecificMonitors() {
 }
 
 LRESULT CALLBACK PowerMonitor::WndProcStatic(HWND hwnd,
-                                                  UINT message,
-                                                  WPARAM wparam,
-                                                  LPARAM lparam) {
-  PowerMonitor* msg_wnd = reinterpret_cast<PowerMonitor*>(
-      GetWindowLongPtr(hwnd, GWLP_USERDATA));
+                                             UINT message,
+                                             WPARAM wparam,
+                                             LPARAM lparam) {
+  PowerMonitor* msg_wnd =
+      reinterpret_cast<PowerMonitor*>(GetWindowLongPtr(hwnd, GWLP_USERDATA));
   if (msg_wnd)
     return msg_wnd->WndProc(hwnd, message, wparam, lparam);
   else
@@ -53,9 +54,9 @@ LRESULT CALLBACK PowerMonitor::WndProcStatic(HWND hwnd,
 }
 
 LRESULT CALLBACK PowerMonitor::WndProc(HWND hwnd,
-                                            UINT message,
-                                            WPARAM wparam,
-                                            LPARAM lparam) {
+                                       UINT message,
+                                       WPARAM wparam,
+                                       LPARAM lparam) {
   if (message == WM_WTSSESSION_CHANGE) {
     if (wparam == WTS_SESSION_LOCK) {
       Emit("lock-screen");

atom/browser/api/atom_api_power_save_blocker.cc

@@ -6,9 +6,13 @@
 
 #include <string>
 
-#include "base/task_scheduler/post_task.h"
+#include "base/task/post_task.h"
 #include "base/threading/thread_task_runner_handle.h"
+#include "content/public/common/service_manager_connection.h"
 #include "native_mate/dictionary.h"
+#include "services/device/public/mojom/constants.mojom.h"
+#include "services/device/public/mojom/wake_lock_provider.mojom.h"
+#include "services/service_manager/public/cpp/connector.h"
 
 #include "atom/common/node_includes.h"
 
@@ -39,16 +43,19 @@ namespace atom {
 namespace api {
 
 PowerSaveBlocker::PowerSaveBlocker(v8::Isolate* isolate)
-    : current_blocker_type_(
-          device::mojom::WakeLockType::kPreventAppSuspension) {
+    : current_lock_type_(device::mojom::WakeLockType::kPreventAppSuspension),
+      is_wake_lock_active_(false) {
   Init(isolate);
 }
 
 PowerSaveBlocker::~PowerSaveBlocker() {}
 
 void PowerSaveBlocker::UpdatePowerSaveBlocker() {
-  if (power_save_blocker_types_.empty()) {
-    power_save_blocker_.reset();
+  if (wake_lock_types_.empty()) {
+    if (is_wake_lock_active_) {
+      GetWakeLock()->CancelWakeLock();
+      is_wake_lock_active_ = false;
+    }
     return;
   }
 
@@ -58,47 +65,57 @@ void PowerSaveBlocker::UpdatePowerSaveBlocker() {
   // higher precedence level than |WakeLockType::kPreventAppSuspension|.
   //
   // Only the highest-precedence blocker type takes effect.
-  device::mojom::WakeLockType new_blocker_type =
+  device::mojom::WakeLockType new_lock_type =
       device::mojom::WakeLockType::kPreventAppSuspension;
-  for (const auto& element : power_save_blocker_types_) {
-    if (element.second ==
-        device::mojom::WakeLockType::kPreventDisplaySleep) {
-      new_blocker_type =
-          device::mojom::WakeLockType::kPreventDisplaySleep;
+  for (const auto& element : wake_lock_types_) {
+    if (element.second == device::mojom::WakeLockType::kPreventDisplaySleep) {
+      new_lock_type = device::mojom::WakeLockType::kPreventDisplaySleep;
       break;
     }
   }
 
-  if (!power_save_blocker_ || new_blocker_type != current_blocker_type_) {
-    auto new_blocker = std::make_unique<device::PowerSaveBlocker>(
-        new_blocker_type, device::mojom::WakeLockReason::kOther,
-        ATOM_PRODUCT_NAME, base::ThreadTaskRunnerHandle::Get(),
-        // This task runner may be used by some device service
-        // implementation bits to interface with dbus client code, which in
-        // turn imposes some subtle thread affinity on the clients. We
-        // therefore require a single-thread runner.
-        base::CreateSingleThreadTaskRunnerWithTraits(
-            {base::MayBlock(), base::TaskPriority::BACKGROUND}));
-    power_save_blocker_.swap(new_blocker);
-    current_blocker_type_ = new_blocker_type;
+  if (current_lock_type_ != new_lock_type) {
+    GetWakeLock()->ChangeType(new_lock_type, base::DoNothing());
+    current_lock_type_ = new_lock_type;
   }
+  if (!is_wake_lock_active_) {
+    GetWakeLock()->RequestWakeLock();
+    is_wake_lock_active_ = true;
+  }
+}
+
+device::mojom::WakeLock* PowerSaveBlocker::GetWakeLock() {
+  if (!wake_lock_) {
+    device::mojom::WakeLockProviderPtr wake_lock_provider;
+    DCHECK(content::ServiceManagerConnection::GetForProcess());
+    auto* connector =
+        content::ServiceManagerConnection::GetForProcess()->GetConnector();
+    connector->BindInterface(device::mojom::kServiceName,
+                             mojo::MakeRequest(&wake_lock_provider));
+
+    wake_lock_provider->GetWakeLockWithoutContext(
+        device::mojom::WakeLockType::kPreventAppSuspension,
+        device::mojom::WakeLockReason::kOther, ATOM_PRODUCT_NAME,
+        mojo::MakeRequest(&wake_lock_));
+  }
+  return wake_lock_.get();
 }
 
 int PowerSaveBlocker::Start(device::mojom::WakeLockType type) {
   static int count = 0;
-  power_save_blocker_types_[count] = type;
+  wake_lock_types_[count] = type;
   UpdatePowerSaveBlocker();
   return count++;
 }
 
 bool PowerSaveBlocker::Stop(int id) {
-  bool success = power_save_blocker_types_.erase(id) > 0;
+  bool success = wake_lock_types_.erase(id) > 0;
   UpdatePowerSaveBlocker();
   return success;
 }
 
 bool PowerSaveBlocker::IsStarted(int id) {
-  return power_save_blocker_types_.find(id) != power_save_blocker_types_.end();
+  return wake_lock_types_.find(id) != wake_lock_types_.end();
 }
 
 // static
@@ -134,4 +151,4 @@ void Initialize(v8::Local<v8::Object> exports,
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_power_save_blocker, Initialize);
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_power_save_blocker, Initialize);

atom/browser/api/atom_api_power_save_blocker.h

@@ -10,7 +10,7 @@
 
 #include "atom/browser/api/trackable_object.h"
 #include "native_mate/handle.h"
-#include "services/device/wake_lock/power_save_blocker/power_save_blocker.h"
+#include "services/device/public/mojom/wake_lock.mojom.h"
 
 namespace mate {
 class Dictionary;
@@ -37,14 +37,19 @@ class PowerSaveBlocker : public mate::TrackableObject<PowerSaveBlocker> {
   bool Stop(int id);
   bool IsStarted(int id);
 
-  std::unique_ptr<device::PowerSaveBlocker> power_save_blocker_;
+  device::mojom::WakeLock* GetWakeLock();
 
-  // Current blocker type used by |power_save_blocker_|
-  device::mojom::WakeLockType current_blocker_type_;
+  // Current wake lock level.
+  device::mojom::WakeLockType current_lock_type_;
+
+  // Whether the wake lock is currently active.
+  bool is_wake_lock_active_;
 
   // Map from id to the corresponding blocker type for each request.
   using WakeLockTypeMap = std::map<int, device::mojom::WakeLockType>;
-  WakeLockTypeMap power_save_blocker_types_;
+  WakeLockTypeMap wake_lock_types_;
+
+  device::mojom::WakeLockPtr wake_lock_;
 
   DISALLOW_COPY_AND_ASSIGN(PowerSaveBlocker);
 };

atom/browser/api/atom_api_protocol.cc

@@ -24,47 +24,119 @@
 
 using content::BrowserThread;
 
-namespace atom {
-
-namespace api {
-
 namespace {
 
 // List of registered custom standard schemes.
 std::vector<std::string> g_standard_schemes;
 
+struct SchemeOptions {
+  bool standard = false;
+  bool secure = false;
+  bool bypassCSP = false;
+  bool allowServiceWorkers = false;
+  bool supportFetchAPI = false;
+  bool corsEnabled = false;
+};
+
+struct CustomScheme {
+  std::string scheme;
+  SchemeOptions options;
+};
+
 }  // namespace
 
+namespace mate {
+
+template <>
+struct Converter<CustomScheme> {
+  static bool FromV8(v8::Isolate* isolate,
+                     v8::Local<v8::Value> val,
+                     CustomScheme* out) {
+    mate::Dictionary dict;
+    if (!ConvertFromV8(isolate, val, &dict))
+      return false;
+    if (!dict.Get("scheme", &(out->scheme)))
+      return false;
+    mate::Dictionary opt;
+    // options are optional. Default values specified in SchemeOptions are used
+    if (dict.Get("privileges", &opt)) {
+      opt.Get("standard", &(out->options.standard));
+      opt.Get("supportFetchAPI", &(out->options.supportFetchAPI));
+      opt.Get("secure", &(out->options.secure));
+      opt.Get("bypassCSP", &(out->options.bypassCSP));
+      opt.Get("allowServiceWorkers", &(out->options.allowServiceWorkers));
+      opt.Get("supportFetchAPI", &(out->options.supportFetchAPI));
+      opt.Get("corsEnabled", &(out->options.corsEnabled));
+    }
+    return true;
+  }
+};
+
+}  // namespace mate
+
+namespace atom {
+
+namespace api {
+
 std::vector<std::string> GetStandardSchemes() {
   return g_standard_schemes;
 }
 
-void RegisterStandardSchemes(const std::vector<std::string>& schemes,
-                             mate::Arguments* args) {
-  g_standard_schemes = schemes;
+void RegisterSchemesAsPrivileged(v8::Local<v8::Value> val,
+                                 mate::Arguments* args) {
+  std::vector<CustomScheme> custom_schemes;
+  if (!mate::ConvertFromV8(args->isolate(), val, &custom_schemes)) {
+    args->ThrowError("Argument must be an array of custom schemes.");
+    return;
+  }
 
-  mate::Dictionary opts;
-  bool secure = false;
-  args->GetNext(&opts) && opts.Get("secure", &secure);
-
-  // Dynamically register the schemes.
-  auto* policy = content::ChildProcessSecurityPolicy::GetInstance();
-  for (const std::string& scheme : schemes) {
-    url::AddStandardScheme(scheme.c_str(), url::SCHEME_WITHOUT_PORT);
-    if (secure) {
-      url::AddSecureScheme(scheme.c_str());
+  std::vector<std::string> secure_schemes, cspbypassing_schemes, fetch_schemes,
+      service_worker_schemes, cors_schemes;
+  for (const auto& custom_scheme : custom_schemes) {
+    // Register scheme to privileged list (https, wss, data, chrome-extension)
+    if (custom_scheme.options.standard) {
+      auto* policy = content::ChildProcessSecurityPolicy::GetInstance();
+      url::AddStandardScheme(custom_scheme.scheme.c_str(),
+                             url::SCHEME_WITH_HOST);
+      g_standard_schemes.push_back(custom_scheme.scheme);
+      policy->RegisterWebSafeScheme(custom_scheme.scheme);
+    }
+    if (custom_scheme.options.secure) {
+      secure_schemes.push_back(custom_scheme.scheme);
+      url::AddSecureScheme(custom_scheme.scheme.c_str());
+    }
+    if (custom_scheme.options.bypassCSP) {
+      cspbypassing_schemes.push_back(custom_scheme.scheme);
+      url::AddCSPBypassingScheme(custom_scheme.scheme.c_str());
+    }
+    if (custom_scheme.options.corsEnabled) {
+      cors_schemes.push_back(custom_scheme.scheme);
+      url::AddCorsEnabledScheme(custom_scheme.scheme.c_str());
+    }
+    if (custom_scheme.options.supportFetchAPI) {
+      fetch_schemes.push_back(custom_scheme.scheme);
+    }
+    if (custom_scheme.options.allowServiceWorkers) {
+      service_worker_schemes.push_back(custom_scheme.scheme);
     }
-    policy->RegisterWebSafeScheme(scheme);
   }
 
-  // Add the schemes to command line switches, so child processes can also
-  // register them.
-  base::CommandLine::ForCurrentProcess()->AppendSwitchASCII(
-      atom::switches::kStandardSchemes, base::JoinString(schemes, ","));
-  if (secure) {
+  const auto AppendSchemesToCmdLine = [](const char* switch_name,
+                                         std::vector<std::string> schemes) {
+    // Add the schemes to command line switches, so child processes can also
+    // register them.
     base::CommandLine::ForCurrentProcess()->AppendSwitchASCII(
-        atom::switches::kSecureSchemes, base::JoinString(schemes, ","));
-  }
+        switch_name, base::JoinString(schemes, ","));
+  };
+
+  AppendSchemesToCmdLine(atom::switches::kSecureSchemes, secure_schemes);
+  AppendSchemesToCmdLine(atom::switches::kBypassCSPSchemes,
+                         cspbypassing_schemes);
+  AppendSchemesToCmdLine(atom::switches::kCORSSchemes, cors_schemes);
+  AppendSchemesToCmdLine(atom::switches::kFetchSchemes, fetch_schemes);
+  AppendSchemesToCmdLine(atom::switches::kServiceWorkerSchemes,
+                         service_worker_schemes);
+  AppendSchemesToCmdLine(atom::switches::kStandardSchemes, g_standard_schemes);
 }
 
 Protocol::Protocol(v8::Isolate* isolate, AtomBrowserContext* browser_context)
@@ -73,20 +145,14 @@ Protocol::Protocol(v8::Isolate* isolate, AtomBrowserContext* browser_context)
 }
 
 Protocol::~Protocol() {}
-
-void Protocol::RegisterServiceWorkerSchemes(
-    const std::vector<std::string>& schemes) {
-  atom::AtomBrowserClient::SetCustomServiceWorkerSchemes(schemes);
-}
-
 void Protocol::UnregisterProtocol(const std::string& scheme,
                                   mate::Arguments* args) {
   CompletionCallback callback;
   args->GetNext(&callback);
   auto* getter = static_cast<URLRequestContextGetter*>(
       browser_context_->GetRequestContext());
-  content::BrowserThread::PostTaskAndReplyWithResult(
-      content::BrowserThread::IO, FROM_HERE,
+  base::PostTaskWithTraitsAndReplyWithResult(
+      FROM_HERE, {content::BrowserThread::IO},
       base::BindOnce(&Protocol::UnregisterProtocolInIO,
                      base::RetainedRef(getter), scheme),
       base::BindOnce(&Protocol::OnIOCompleted, GetWeakPtr(), callback));
@@ -103,22 +169,30 @@ Protocol::ProtocolError Protocol::UnregisterProtocolInIO(
   return PROTOCOL_OK;
 }
 
-void Protocol::IsProtocolHandled(const std::string& scheme,
-                                 const BooleanCallback& callback) {
-  auto* getter = static_cast<URLRequestContextGetter*>(
-      browser_context_->GetRequestContext());
-  content::BrowserThread::PostTaskAndReplyWithResult(
-      content::BrowserThread::IO, FROM_HERE,
-      base::Bind(&Protocol::IsProtocolHandledInIO, base::RetainedRef(getter),
-                 scheme),
-      callback);
-}
-
-// static
-bool Protocol::IsProtocolHandledInIO(
+bool IsProtocolHandledInIO(
     scoped_refptr<URLRequestContextGetter> request_context_getter,
     const std::string& scheme) {
-  return request_context_getter->job_factory()->IsHandledProtocol(scheme);
+  bool is_handled =
+      request_context_getter->job_factory()->IsHandledProtocol(scheme);
+  return is_handled;
+}
+
+void PromiseCallback(util::Promise promise, bool handled) {
+  promise.Resolve(handled);
+}
+
+v8::Local<v8::Promise> Protocol::IsProtocolHandled(const std::string& scheme) {
+  util::Promise promise(isolate());
+  v8::Local<v8::Promise> handle = promise.GetHandle();
+  auto* getter = static_cast<URLRequestContextGetter*>(
+      browser_context_->GetRequestContext());
+
+  base::PostTaskWithTraitsAndReplyWithResult(
+      FROM_HERE, {content::BrowserThread::IO},
+      base::BindOnce(&IsProtocolHandledInIO, base::RetainedRef(getter), scheme),
+      base::BindOnce(&PromiseCallback, std::move(promise)));
+
+  return handle;
 }
 
 void Protocol::UninterceptProtocol(const std::string& scheme,
@@ -127,8 +201,8 @@ void Protocol::UninterceptProtocol(const std::string& scheme,
   args->GetNext(&callback);
   auto* getter = static_cast<URLRequestContextGetter*>(
       browser_context_->GetRequestContext());
-  content::BrowserThread::PostTaskAndReplyWithResult(
-      content::BrowserThread::IO, FROM_HERE,
+  base::PostTaskWithTraitsAndReplyWithResult(
+      FROM_HERE, {content::BrowserThread::IO},
       base::BindOnce(&Protocol::UninterceptProtocolInIO,
                      base::RetainedRef(getter), scheme),
       base::BindOnce(&Protocol::OnIOCompleted, GetWeakPtr(), callback));
@@ -188,8 +262,6 @@ void Protocol::BuildPrototype(v8::Isolate* isolate,
                               v8::Local<v8::FunctionTemplate> prototype) {
   prototype->SetClassName(mate::StringToV8(isolate, "Protocol"));
   mate::ObjectTemplateBuilder(isolate, prototype->PrototypeTemplate())
-      .SetMethod("registerServiceWorkerSchemes",
-                 &Protocol::RegisterServiceWorkerSchemes)
       .SetMethod("registerStringProtocol",
                  &Protocol::RegisterProtocol<URLRequestStringJob>)
       .SetMethod("registerBufferProtocol",
@@ -221,16 +293,16 @@ void Protocol::BuildPrototype(v8::Isolate* isolate,
 
 namespace {
 
-void RegisterStandardSchemes(const std::vector<std::string>& schemes,
-                             mate::Arguments* args) {
+void RegisterSchemesAsPrivileged(v8::Local<v8::Value> val,
+                                 mate::Arguments* args) {
   if (atom::Browser::Get()->is_ready()) {
     args->ThrowError(
-        "protocol.registerStandardSchemes should be called before "
+        "protocol.registerSchemesAsPrivileged should be called before "
         "app is ready");
     return;
   }
 
-  atom::api::RegisterStandardSchemes(schemes, args);
+  atom::api::RegisterSchemesAsPrivileged(val, args);
 }
 
 void Initialize(v8::Local<v8::Object> exports,
@@ -239,10 +311,10 @@ void Initialize(v8::Local<v8::Object> exports,
                 void* priv) {
   v8::Isolate* isolate = context->GetIsolate();
   mate::Dictionary dict(isolate, exports);
-  dict.SetMethod("registerStandardSchemes", &RegisterStandardSchemes);
+  dict.SetMethod("registerSchemesAsPrivileged", &RegisterSchemesAsPrivileged);
   dict.SetMethod("getStandardSchemes", &atom::api::GetStandardSchemes);
 }
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_protocol, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_protocol, Initialize)

atom/browser/api/atom_api_protocol.h

@@ -6,14 +6,19 @@
 #define ATOM_BROWSER_API_ATOM_API_PROTOCOL_H_
 
 #include <map>
+#include <memory>
 #include <string>
+#include <utility>
 #include <vector>
 
 #include "atom/browser/api/trackable_object.h"
 #include "atom/browser/atom_browser_context.h"
 #include "atom/browser/net/atom_url_request_job_factory.h"
+#include "atom/common/promise_util.h"
 #include "base/callback.h"
 #include "base/memory/weak_ptr.h"
+#include "base/task/post_task.h"
+#include "content/public/browser/browser_task_traits.h"
 #include "content/public/browser/browser_thread.h"
 #include "native_mate/arguments.h"
 #include "native_mate/dictionary.h"
@@ -29,15 +34,15 @@ namespace atom {
 namespace api {
 
 std::vector<std::string> GetStandardSchemes();
-void RegisterStandardSchemes(const std::vector<std::string>& schemes,
-                             mate::Arguments* args);
+
+void RegisterSchemesAsPrivileged(v8::Local<v8::Value> val,
+                                 mate::Arguments* args);
 
 class Protocol : public mate::TrackableObject<Protocol> {
  public:
   using Handler =
       base::Callback<void(const base::DictionaryValue&, v8::Local<v8::Value>)>;
   using CompletionCallback = base::Callback<void(v8::Local<v8::Value>)>;
-  using BooleanCallback = base::Callback<void(bool)>;
 
   static mate::Handle<Protocol> Create(v8::Isolate* isolate,
                                        AtomBrowserContext* browser_context);
@@ -90,9 +95,6 @@ class Protocol : public mate::TrackableObject<Protocol> {
     DISALLOW_COPY_AND_ASSIGN(CustomProtocolHandler);
   };
 
-  // Register schemes that can handle service worker.
-  void RegisterServiceWorkerSchemes(const std::vector<std::string>& schemes);
-
   // Register the protocol with certain request job.
   template <typename RequestJob>
   void RegisterProtocol(const std::string& scheme,
@@ -102,8 +104,8 @@ class Protocol : public mate::TrackableObject<Protocol> {
     args->GetNext(&callback);
     auto* getter = static_cast<URLRequestContextGetter*>(
         browser_context_->GetRequestContext());
-    content::BrowserThread::PostTaskAndReplyWithResult(
-        content::BrowserThread::IO, FROM_HERE,
+    base::PostTaskWithTraitsAndReplyWithResult(
+        FROM_HERE, {content::BrowserThread::IO},
         base::BindOnce(&Protocol::RegisterProtocolInIO<RequestJob>,
                        base::RetainedRef(getter), isolate(), scheme, handler),
         base::BindOnce(&Protocol::OnIOCompleted, GetWeakPtr(), callback));
@@ -132,11 +134,7 @@ class Protocol : public mate::TrackableObject<Protocol> {
       const std::string& scheme);
 
   // Whether the protocol has handler registered.
-  void IsProtocolHandled(const std::string& scheme,
-                         const BooleanCallback& callback);
-  static bool IsProtocolHandledInIO(
-      scoped_refptr<URLRequestContextGetter> request_context_getter,
-      const std::string& scheme);
+  v8::Local<v8::Promise> IsProtocolHandled(const std::string& scheme);
 
   // Replace the protocol handler with a new one.
   template <typename RequestJob>
@@ -147,8 +145,8 @@ class Protocol : public mate::TrackableObject<Protocol> {
     args->GetNext(&callback);
     auto* getter = static_cast<URLRequestContextGetter*>(
         browser_context_->GetRequestContext());
-    content::BrowserThread::PostTaskAndReplyWithResult(
-        content::BrowserThread::IO, FROM_HERE,
+    base::PostTaskWithTraitsAndReplyWithResult(
+        FROM_HERE, {content::BrowserThread::IO},
         base::BindOnce(&Protocol::InterceptProtocolInIO<RequestJob>,
                        base::RetainedRef(getter), isolate(), scheme, handler),
         base::BindOnce(&Protocol::OnIOCompleted, GetWeakPtr(), callback));

atom/browser/api/atom_api_render_process_preferences.cc

@@ -26,7 +26,7 @@ bool IsWebContents(v8::Isolate* isolate, content::RenderProcessHost* process) {
   if (!web_contents)
     return false;
 
-  auto api_web_contents = WebContents::CreateFrom(isolate, web_contents);
+  auto api_web_contents = WebContents::FromOrCreate(isolate, web_contents);
   auto type = api_web_contents->GetType();
   return type == WebContents::Type::BROWSER_WINDOW ||
          type == WebContents::Type::WEB_VIEW;
@@ -87,5 +87,5 @@ void Initialize(v8::Local<v8::Object> exports,
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_render_process_preferences,
-                                  Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_render_process_preferences,
+                                 Initialize)

atom/browser/api/atom_api_screen.cc

@@ -164,9 +164,11 @@ void Initialize(v8::Local<v8::Object> exports,
   v8::Isolate* isolate = context->GetIsolate();
   mate::Dictionary dict(isolate, exports);
   dict.Set("screen", Screen::Create(isolate));
-  dict.Set("Screen", Screen::GetConstructor(isolate)->GetFunction());
+  dict.Set(
+      "Screen",
+      Screen::GetConstructor(isolate)->GetFunction(context).ToLocalChecked());
 }
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_common_screen, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_common_screen, Initialize)

atom/browser/api/atom_api_session.cc

@@ -5,7 +5,9 @@
 #include "atom/browser/api/atom_api_session.h"
 
 #include <map>
+#include <memory>
 #include <string>
+#include <utility>
 #include <vector>
 
 #include "atom/browser/api/atom_api_cookies.h"
@@ -17,6 +19,7 @@
 #include "atom/browser/atom_browser_main_parts.h"
 #include "atom/browser/atom_permission_manager.h"
 #include "atom/browser/browser.h"
+#include "atom/browser/media/media_device_id_salt.h"
 #include "atom/browser/net/atom_cert_verifier.h"
 #include "atom/browser/session_preferences.h"
 #include "atom/common/native_mate_converters/callback.h"
@@ -25,12 +28,11 @@
 #include "atom/common/native_mate_converters/gurl_converter.h"
 #include "atom/common/native_mate_converters/net_converter.h"
 #include "atom/common/native_mate_converters/value_converter.h"
-#include "atom/common/node_includes.h"
 #include "base/files/file_path.h"
 #include "base/guid.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
-#include "brightray/browser/media/media_device_id_salt.h"
+#include "base/task/post_task.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/common/pref_names.h"
 #include "components/download/public/common/download_danger_type.h"
@@ -38,6 +40,7 @@
 #include "components/prefs/value_map_pref_store.h"
 #include "components/proxy_config/proxy_config_dictionary.h"
 #include "components/proxy_config/proxy_config_pref_names.h"
+#include "content/public/browser/browser_task_traits.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/download_item_utils.h"
 #include "content/public/browser/download_manager_delegate.h"
@@ -54,11 +57,10 @@
 #include "net/url_request/static_http_user_agent_settings.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_context_getter.h"
-#include "services/network/throttling/network_conditions.h"
-#include "services/network/throttling/throttling_controller.h"
 #include "ui/base/l10n/l10n_util.h"
 
-using atom::api::Cookies;
+#include "atom/common/node_includes.h"
+
 using content::BrowserThread;
 using content::StoragePartition;
 
@@ -210,12 +212,12 @@ std::map<uint32_t, v8::Global<v8::Object>> g_sessions;
 
 // Runs the callback in UI thread.
 void RunCallbackInUI(const base::Callback<void()>& callback) {
-  BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, callback);
+  base::PostTaskWithTraits(FROM_HERE, {BrowserThread::UI}, callback);
 }
 template <typename... T>
 void RunCallbackInUI(const base::Callback<void(T...)>& callback, T... result) {
-  BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
-                          base::BindOnce(callback, result...));
+  base::PostTaskWithTraits(FROM_HERE, {BrowserThread::UI},
+                           base::BindOnce(callback, result...));
 }
 
 // Callback of HttpCache::GetBackend.
@@ -301,7 +303,7 @@ void ClearAuthCacheInIO(
             options.origin, options.realm, options.auth_scheme,
             net::AuthCredentials(options.username, options.password));
       } else {
-        auth_cache->ClearEntriesAddedWithin(base::TimeDelta::Max());
+        auth_cache->ClearAllEntries();
       }
     } else if (options.type == "clientCertificate") {
       auto* client_auth_cache = network_session->ssl_client_auth_cache();
@@ -351,18 +353,6 @@ void DownloadIdCallback(content::DownloadManager* download_manager,
       false, std::vector<download::DownloadItem::ReceivedSlice>());
 }
 
-void SetDevToolsNetworkEmulationClientIdInIO(
-    net::URLRequestContextGetter* url_request_context_getter,
-    const std::string& client_id) {
-  if (!url_request_context_getter)
-    return;
-  net::URLRequestContext* context =
-      url_request_context_getter->GetURLRequestContext();
-  AtomNetworkDelegate* network_delegate =
-      static_cast<AtomNetworkDelegate*>(context->network_delegate());
-  network_delegate->SetDevToolsNetworkEmulationClientId(client_id);
-}
-
 void DestroyGlobalHandle(v8::Isolate* isolate,
                          const v8::Global<v8::Value>& global_handle) {
   v8::Locker locker(isolate);
@@ -370,7 +360,7 @@ void DestroyGlobalHandle(v8::Isolate* isolate,
   if (!global_handle.IsEmpty()) {
     v8::Local<v8::Value> local_handle = global_handle.Get(isolate);
     if (local_handle->IsObject()) {
-      v8::Local<v8::Object> object = local_handle->ToObject();
+      v8::Local<v8::Object> object = local_handle->ToObject(isolate);
       void* ptr = object->GetAlignedPointerFromInternalField(0);
       if (!ptr)
         return;
@@ -383,7 +373,7 @@ void DestroyGlobalHandle(v8::Isolate* isolate,
 }  // namespace
 
 Session::Session(v8::Isolate* isolate, AtomBrowserContext* browser_context)
-    : devtools_network_emulation_client_id_(base::GenerateGUID()),
+    : network_emulation_token_(base::UnguessableToken::Create()),
       browser_context_(browser_context) {
   // Observe DownloadManager to get download notifications.
   content::BrowserContext::GetDownloadManager(browser_context)
@@ -432,8 +422,8 @@ void Session::ResolveProxy(
 
 template <Session::CacheAction action>
 void Session::DoCacheAction(const net::CompletionCallback& callback) {
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
+  base::PostTaskWithTraits(
+      FROM_HERE, {BrowserThread::IO},
       base::BindOnce(&DoCacheActionInIO,
                      WrapRefCounted(browser_context_->GetRequestContext()),
                      action, callback));
@@ -451,12 +441,11 @@ void Session::ClearStorageData(mate::Arguments* args) {
   if (options.storage_types & StoragePartition::REMOVE_DATA_MASK_COOKIES) {
     // Reset media device id salt when cookies are cleared.
     // https://w3c.github.io/mediacapture-main/#dom-mediadeviceinfo-deviceid
-    brightray::MediaDeviceIDSalt::Reset(browser_context()->prefs());
+    MediaDeviceIDSalt::Reset(browser_context()->prefs());
   }
-  storage_partition->ClearData(
-      options.storage_types, options.quota_types, options.origin,
-      content::StoragePartition::OriginMatcherFunction(), base::Time(),
-      base::Time::Max(), base::Bind(&OnClearStorageDataDone, callback));
+  storage_partition->ClearData(options.storage_types, options.quota_types,
+                               options.origin, base::Time(), base::Time::Max(),
+                               base::Bind(&OnClearStorageDataDone, callback));
 }
 
 void Session::FlushStorageData() {
@@ -482,13 +471,14 @@ void Session::SetProxy(const mate::Dictionary& options,
   if (!pac_url.empty()) {
     browser_context_->in_memory_pref_store()->SetValue(
         proxy_config::prefs::kProxy,
-        ProxyConfigDictionary::CreatePacScript(pac_url,
-                                               true /* pac_mandatory */),
+        std::make_unique<base::Value>(ProxyConfigDictionary::CreatePacScript(
+            pac_url, true /* pac_mandatory */)),
         WriteablePrefStore::DEFAULT_PREF_WRITE_FLAGS);
   } else {
     browser_context_->in_memory_pref_store()->SetValue(
         proxy_config::prefs::kProxy,
-        ProxyConfigDictionary::CreateFixedServers(proxy_rules, bypass_list),
+        std::make_unique<base::Value>(ProxyConfigDictionary::CreateFixedServers(
+            proxy_rules, bypass_list)),
         WriteablePrefStore::DEFAULT_PREF_WRITE_FLAGS);
   }
 
@@ -501,52 +491,53 @@ void Session::SetDownloadPath(const base::FilePath& path) {
 }
 
 void Session::EnableNetworkEmulation(const mate::Dictionary& options) {
-  std::unique_ptr<network::NetworkConditions> conditions;
-  bool offline = false;
-  double latency = 0.0, download_throughput = 0.0, upload_throughput = 0.0;
-  if (options.Get("offline", &offline) && offline) {
-    conditions.reset(new network::NetworkConditions(offline));
-  } else {
-    options.Get("latency", &latency);
-    options.Get("downloadThroughput", &download_throughput);
-    options.Get("uploadThroughput", &upload_throughput);
-    conditions.reset(new network::NetworkConditions(
-        false, latency, download_throughput, upload_throughput));
+  auto conditions = network::mojom::NetworkConditions::New();
+
+  options.Get("offline", &conditions->offline);
+  options.Get("downloadThroughput", &conditions->download_throughput);
+  options.Get("uploadThroughput", &conditions->upload_throughput);
+  double latency = 0.0;
+  if (options.Get("latency", &latency) && latency) {
+    conditions->latency = base::TimeDelta::FromMillisecondsD(latency);
   }
 
-  network::ThrottlingController::SetConditions(
-      devtools_network_emulation_client_id_, std::move(conditions));
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
-      base::BindOnce(&SetDevToolsNetworkEmulationClientIdInIO,
-                     base::RetainedRef(browser_context_->GetRequestContext()),
-                     devtools_network_emulation_client_id_));
+  auto* network_context = content::BrowserContext::GetDefaultStoragePartition(
+                              browser_context_.get())
+                              ->GetNetworkContext();
+  network_context->SetNetworkConditions(network_emulation_token_,
+                                        std::move(conditions));
 }
 
 void Session::DisableNetworkEmulation() {
-  auto conditions = std::make_unique<network::NetworkConditions>();
-  network::ThrottlingController::SetConditions(
-      devtools_network_emulation_client_id_, std::move(conditions));
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
-      base::BindOnce(&SetDevToolsNetworkEmulationClientIdInIO,
-                     base::RetainedRef(browser_context_->GetRequestContext()),
-                     std::string()));
+  auto* network_context = content::BrowserContext::GetDefaultStoragePartition(
+                              browser_context_.get())
+                              ->GetNetworkContext();
+  network_context->SetNetworkConditions(
+      network_emulation_token_, network::mojom::NetworkConditions::New());
+}
+
+void WrapVerifyProc(base::Callback<void(const VerifyRequestParams& request,
+                                        base::Callback<void(int)>)> proc,
+                    const VerifyRequestParams& request,
+                    base::OnceCallback<void(int)> cb) {
+  proc.Run(request, base::AdaptCallbackForRepeating(std::move(cb)));
 }
 
 void Session::SetCertVerifyProc(v8::Local<v8::Value> val,
                                 mate::Arguments* args) {
-  AtomCertVerifier::VerifyProc proc;
+  base::Callback<void(const VerifyRequestParams& request,
+                      base::Callback<void(int)>)>
+      proc;
   if (!(val->IsNull() || mate::ConvertFromV8(args->isolate(), val, &proc))) {
     args->ThrowError("Must pass null or function");
     return;
   }
 
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
+  base::PostTaskWithTraits(
+      FROM_HERE, {BrowserThread::IO},
       base::BindOnce(&SetCertVerifyProcInIO,
                      WrapRefCounted(browser_context_->GetRequestContext()),
-                     proc));
+                     base::Bind(&WrapVerifyProc, proc)));
 }
 
 void Session::SetPermissionRequestHandler(v8::Local<v8::Value> val,
@@ -557,16 +548,28 @@ void Session::SetPermissionRequestHandler(v8::Local<v8::Value> val,
     return;
   }
   auto* permission_manager = static_cast<AtomPermissionManager*>(
-      browser_context()->GetPermissionManager());
+      browser_context()->GetPermissionControllerDelegate());
   permission_manager->SetPermissionRequestHandler(handler);
 }
 
+void Session::SetPermissionCheckHandler(v8::Local<v8::Value> val,
+                                        mate::Arguments* args) {
+  AtomPermissionManager::CheckHandler handler;
+  if (!(val->IsNull() || mate::ConvertFromV8(args->isolate(), val, &handler))) {
+    args->ThrowError("Must pass null or function");
+    return;
+  }
+  auto* permission_manager = static_cast<AtomPermissionManager*>(
+      browser_context()->GetPermissionControllerDelegate());
+  permission_manager->SetPermissionCheckHandler(handler);
+}
+
 void Session::ClearHostResolverCache(mate::Arguments* args) {
   base::Closure callback;
   args->GetNext(&callback);
 
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
+  base::PostTaskWithTraits(
+      FROM_HERE, {BrowserThread::IO},
       base::BindOnce(&ClearHostResolverCacheInIO,
                      WrapRefCounted(browser_context_->GetRequestContext()),
                      callback));
@@ -581,16 +584,16 @@ void Session::ClearAuthCache(mate::Arguments* args) {
   base::Closure callback;
   args->GetNext(&callback);
 
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
+  base::PostTaskWithTraits(
+      FROM_HERE, {BrowserThread::IO},
       base::BindOnce(&ClearAuthCacheInIO,
                      WrapRefCounted(browser_context_->GetRequestContext()),
                      options, callback));
 }
 
 void Session::AllowNTLMCredentialsForDomains(const std::string& domains) {
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
+  base::PostTaskWithTraits(
+      FROM_HERE, {BrowserThread::IO},
       base::BindOnce(&AllowNTLMCredentialsForDomainsInIO,
                      WrapRefCounted(browser_context_->GetRequestContext()),
                      domains));
@@ -620,8 +623,8 @@ void Session::GetBlobData(const std::string& uuid,
     return;
 
   AtomBlobReader* blob_reader = browser_context()->GetBlobReader();
-  BrowserThread::PostTask(
-      BrowserThread::IO, FROM_HERE,
+  base::PostTaskWithTraits(
+      FROM_HERE, {BrowserThread::IO},
       base::BindOnce(&AtomBlobReader::StartReading,
                      base::Unretained(blob_reader), uuid, callback));
 }
@@ -756,6 +759,8 @@ void Session::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("setCertificateVerifyProc", &Session::SetCertVerifyProc)
       .SetMethod("setPermissionRequestHandler",
                  &Session::SetPermissionRequestHandler)
+      .SetMethod("setPermissionCheckHandler",
+                 &Session::SetPermissionCheckHandler)
       .SetMethod("clearHostResolverCache", &Session::ClearHostResolverCache)
       .SetMethod("clearAuthCache", &Session::ClearAuthCache)
       .SetMethod("allowNTLMCredentialsForDomains",
@@ -779,6 +784,8 @@ void Session::BuildPrototype(v8::Isolate* isolate,
 
 namespace {
 
+using atom::api::Cookies;
+using atom::api::Protocol;
 using atom::api::Session;
 
 v8::Local<v8::Value> FromPartition(const std::string& partition,
@@ -798,11 +805,18 @@ void Initialize(v8::Local<v8::Object> exports,
                 void* priv) {
   v8::Isolate* isolate = context->GetIsolate();
   mate::Dictionary dict(isolate, exports);
-  dict.Set("Session", Session::GetConstructor(isolate)->GetFunction());
-  dict.Set("Cookies", Cookies::GetConstructor(isolate)->GetFunction());
+  dict.Set(
+      "Session",
+      Session::GetConstructor(isolate)->GetFunction(context).ToLocalChecked());
+  dict.Set(
+      "Cookies",
+      Cookies::GetConstructor(isolate)->GetFunction(context).ToLocalChecked());
+  dict.Set(
+      "Protocol",
+      Protocol::GetConstructor(isolate)->GetFunction(context).ToLocalChecked());
   dict.SetMethod("fromPartition", &FromPartition);
 }
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_session, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_session, Initialize)

atom/browser/api/atom_api_session.h

@@ -75,6 +75,8 @@ class Session : public mate::TrackableObject<Session>,
   void SetCertVerifyProc(v8::Local<v8::Value> proc, mate::Arguments* args);
   void SetPermissionRequestHandler(v8::Local<v8::Value> val,
                                    mate::Arguments* args);
+  void SetPermissionCheckHandler(v8::Local<v8::Value> val,
+                                 mate::Arguments* args);
   void ClearHostResolverCache(mate::Arguments* args);
   void ClearAuthCache(mate::Arguments* args);
   void AllowNTLMCredentialsForDomains(const std::string& domains);
@@ -105,8 +107,8 @@ class Session : public mate::TrackableObject<Session>,
   v8::Global<v8::Value> web_request_;
   v8::Global<v8::Value> net_log_;
 
-  // The X-DevTools-Emulate-Network-Conditions-Client-Id.
-  std::string devtools_network_emulation_client_id_;
+  // The client id to enable the network throttler.
+  base::UnguessableToken network_emulation_token_;
 
   scoped_refptr<AtomBrowserContext> browser_context_;
 

atom/browser/api/atom_api_system_preferences.cc

@@ -37,6 +37,12 @@ bool SystemPreferences::IsInvertedColorScheme() {
   return color_utils::IsInvertedColorScheme();
 }
 
+#if !defined(OS_WIN)
+bool SystemPreferences::IsHighContrastColorScheme() {
+  return false;
+}
+#endif  // !defined(OS_WIN)
+
 // static
 mate::Handle<SystemPreferences> SystemPreferences::Create(
     v8::Isolate* isolate) {
@@ -49,10 +55,13 @@ void SystemPreferences::BuildPrototype(
     v8::Local<v8::FunctionTemplate> prototype) {
   prototype->SetClassName(mate::StringToV8(isolate, "SystemPreferences"));
   mate::ObjectTemplateBuilder(isolate, prototype->PrototypeTemplate())
-#if defined(OS_WIN)
-      .SetMethod("getAccentColor", &SystemPreferences::GetAccentColor)
-      .SetMethod("isAeroGlassEnabled", &SystemPreferences::IsAeroGlassEnabled)
+#if defined(OS_WIN) || defined(OS_MACOSX)
       .SetMethod("getColor", &SystemPreferences::GetColor)
+      .SetMethod("getAccentColor", &SystemPreferences::GetAccentColor)
+#endif
+
+#if defined(OS_WIN)
+      .SetMethod("isAeroGlassEnabled", &SystemPreferences::IsAeroGlassEnabled)
 #elif defined(OS_MACOSX)
       .SetMethod("postNotification", &SystemPreferences::PostNotification)
       .SetMethod("subscribeNotification",
@@ -77,9 +86,23 @@ void SystemPreferences::BuildPrototype(
       .SetMethod("removeUserDefault", &SystemPreferences::RemoveUserDefault)
       .SetMethod("isSwipeTrackingFromScrollEventsEnabled",
                  &SystemPreferences::IsSwipeTrackingFromScrollEventsEnabled)
+      .SetMethod("getEffectiveAppearance",
+                 &SystemPreferences::GetEffectiveAppearance)
+      .SetMethod("getAppLevelAppearance",
+                 &SystemPreferences::GetAppLevelAppearance)
+      .SetMethod("setAppLevelAppearance",
+                 &SystemPreferences::SetAppLevelAppearance)
+      .SetMethod("getSystemColor", &SystemPreferences::GetSystemColor)
+      .SetMethod("isTrustedAccessibilityClient",
+                 &SystemPreferences::IsTrustedAccessibilityClient)
+      .SetMethod("getMediaAccessStatus",
+                 &SystemPreferences::GetMediaAccessStatus)
+      .SetMethod("askForMediaAccess", &SystemPreferences::AskForMediaAccess)
 #endif
       .SetMethod("isInvertedColorScheme",
                  &SystemPreferences::IsInvertedColorScheme)
+      .SetMethod("isHighContrastColorScheme",
+                 &SystemPreferences::IsHighContrastColorScheme)
       .SetMethod("isDarkMode", &SystemPreferences::IsDarkMode);
 }
 
@@ -98,10 +121,11 @@ void Initialize(v8::Local<v8::Object> exports,
   v8::Isolate* isolate = context->GetIsolate();
   mate::Dictionary dict(isolate, exports);
   dict.Set("systemPreferences", SystemPreferences::Create(isolate));
-  dict.Set("SystemPreferences",
-           SystemPreferences::GetConstructor(isolate)->GetFunction());
+  dict.Set("SystemPreferences", SystemPreferences::GetConstructor(isolate)
+                                    ->GetFunction(context)
+                                    .ToLocalChecked());
 }
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_system_preferences, Initialize);
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_system_preferences, Initialize);

atom/browser/api/atom_api_system_preferences.h

@@ -5,9 +5,11 @@
 #ifndef ATOM_BROWSER_API_ATOM_API_SYSTEM_PREFERENCES_H_
 #define ATOM_BROWSER_API_ATOM_API_SYSTEM_PREFERENCES_H_
 
+#include <memory>
 #include <string>
 
 #include "atom/browser/api/event_emitter.h"
+#include "atom/common/promise_util.h"
 #include "base/callback.h"
 #include "base/values.h"
 #include "native_mate/handle.h"
@@ -47,16 +49,12 @@ class SystemPreferences : public mate::EventEmitter<SystemPreferences>
   static void BuildPrototype(v8::Isolate* isolate,
                              v8::Local<v8::FunctionTemplate> prototype);
 
-#if defined(OS_WIN)
-  bool IsAeroGlassEnabled();
-
-  typedef HRESULT(STDAPICALLTYPE* DwmGetColorizationColor)(DWORD*, BOOL*);
-  DwmGetColorizationColor dwmGetColorizationColor =
-      (DwmGetColorizationColor)GetProcAddress(LoadLibraryW(L"dwmapi.dll"),
-                                              "DwmGetColorizationColor");
-
+#if defined(OS_WIN) || defined(OS_MACOSX)
   std::string GetAccentColor();
   std::string GetColor(const std::string& color, mate::Arguments* args);
+#endif
+#if defined(OS_WIN)
+  bool IsAeroGlassEnabled();
 
   void InitializeWindow();
 
@@ -71,7 +69,8 @@ class SystemPreferences : public mate::EventEmitter<SystemPreferences>
       base::Callback<void(const std::string&, const base::DictionaryValue&)>;
 
   void PostNotification(const std::string& name,
-                        const base::DictionaryValue& user_info);
+                        const base::DictionaryValue& user_info,
+                        mate::Arguments* args);
   int SubscribeNotification(const std::string& name,
                             const NotificationCallback& callback);
   void UnsubscribeNotification(int id);
@@ -94,19 +93,32 @@ class SystemPreferences : public mate::EventEmitter<SystemPreferences>
   void RemoveUserDefault(const std::string& name);
   bool IsSwipeTrackingFromScrollEventsEnabled();
 
+  std::string GetSystemColor(const std::string& color, mate::Arguments* args);
+
   static bool IsTrustedAccessibilityClient(bool prompt);
+
+  // TODO(codebytere): Write tests for these methods once we
+  // are running tests on a Mojave machine
+  std::string GetMediaAccessStatus(const std::string& media_type,
+                                   mate::Arguments* args);
+  v8::Local<v8::Promise> AskForMediaAccess(v8::Isolate* isolate,
+                                           const std::string& media_type);
+
+  // TODO(MarshallOfSound): Write tests for these methods once we
+  // are running tests on a Mojave machine
+  v8::Local<v8::Value> GetEffectiveAppearance(v8::Isolate* isolate);
+  v8::Local<v8::Value> GetAppLevelAppearance(v8::Isolate* isolate);
+  void SetAppLevelAppearance(mate::Arguments* args);
 #endif
   bool IsDarkMode();
   bool IsInvertedColorScheme();
+  bool IsHighContrastColorScheme();
 
  protected:
   explicit SystemPreferences(v8::Isolate* isolate);
   ~SystemPreferences() override;
 
 #if defined(OS_MACOSX)
-  void DoPostNotification(const std::string& name,
-                          const base::DictionaryValue& user_info,
-                          NotificationCenterKind kind);
   int DoSubscribeNotification(const std::string& name,
                               const NotificationCallback& callback,
                               NotificationCenterKind kind);
@@ -139,6 +151,8 @@ class SystemPreferences : public mate::EventEmitter<SystemPreferences>
 
   bool invertered_color_scheme_;
 
+  bool high_contrast_color_scheme_;
+
   std::unique_ptr<gfx::ScopedSysColorChangeListener> color_change_listener_;
 #endif
   DISALLOW_COPY_AND_ASSIGN(SystemPreferences);

atom/browser/api/atom_api_system_preferences_mac.mm

@@ -6,15 +6,71 @@
 
 #include <map>
 
+#import <AVFoundation/AVFoundation.h>
 #import <Cocoa/Cocoa.h>
 
+#include "atom/browser/mac/atom_application.h"
 #include "atom/browser/mac/dict_util.h"
+#include "atom/browser/ui/cocoa/NSColor+Hex.h"
 #include "atom/common/native_mate_converters/gurl_converter.h"
 #include "atom/common/native_mate_converters/value_converter.h"
+#include "base/mac/sdk_forward_declarations.h"
+#include "base/strings/stringprintf.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/values.h"
+#include "native_mate/object_template_builder.h"
 #include "net/base/mac/url_conversions.h"
 
+namespace mate {
+template <>
+struct Converter<NSAppearance*> {
+  static bool FromV8(v8::Isolate* isolate,
+                     v8::Local<v8::Value> val,
+                     NSAppearance** out) {
+    if (val->IsNull()) {
+      *out = nil;
+      return true;
+    }
+
+    std::string name;
+    if (!mate::ConvertFromV8(isolate, val, &name)) {
+      return false;
+    }
+
+    if (name == "light") {
+      *out = [NSAppearance appearanceNamed:NSAppearanceNameAqua];
+      return true;
+    } else if (name == "dark") {
+      if (@available(macOS 10.14, *)) {
+        *out = [NSAppearance appearanceNamed:NSAppearanceNameDarkAqua];
+      } else {
+        *out = [NSAppearance appearanceNamed:NSAppearanceNameAqua];
+      }
+      return true;
+    }
+
+    return false;
+  }
+
+  static v8::Local<v8::Value> ToV8(v8::Isolate* isolate, NSAppearance* val) {
+    if (val == nil) {
+      return v8::Null(isolate);
+    }
+
+    if (val.name == NSAppearanceNameAqua) {
+      return mate::ConvertToV8(isolate, "light");
+    }
+    if (@available(macOS 10.14, *)) {
+      if (val.name == NSAppearanceNameDarkAqua) {
+        return mate::ConvertToV8(isolate, "dark");
+      }
+    }
+
+    return mate::ConvertToV8(isolate, "unknown");
+  }
+};
+}  // namespace mate
+
 namespace atom {
 
 namespace api {
@@ -26,12 +82,45 @@ int g_next_id = 0;
 // The map to convert |id| to |int|.
 std::map<int, id> g_id_map;
 
+AVMediaType ParseMediaType(const std::string& media_type) {
+  if (media_type == "camera") {
+    return AVMediaTypeVideo;
+  } else if (media_type == "microphone") {
+    return AVMediaTypeAudio;
+  } else {
+    return nil;
+  }
+}
+
+std::string ConvertAuthorizationStatus(AVAuthorizationStatusMac status) {
+  switch (status) {
+    case AVAuthorizationStatusNotDeterminedMac:
+      return "not-determined";
+    case AVAuthorizationStatusRestrictedMac:
+      return "restricted";
+    case AVAuthorizationStatusDeniedMac:
+      return "denied";
+    case AVAuthorizationStatusAuthorizedMac:
+      return "granted";
+    default:
+      return "unknown";
+  }
+}
+
 }  // namespace
 
-void SystemPreferences::PostNotification(
-    const std::string& name,
-    const base::DictionaryValue& user_info) {
-  DoPostNotification(name, user_info, kNSDistributedNotificationCenter);
+void SystemPreferences::PostNotification(const std::string& name,
+                                         const base::DictionaryValue& user_info,
+                                         mate::Arguments* args) {
+  bool immediate = false;
+  args->GetNext(&immediate);
+
+  NSDistributedNotificationCenter* center =
+      [NSDistributedNotificationCenter defaultCenter];
+  [center postNotificationName:base::SysUTF8ToNSString(name)
+                        object:nil
+                      userInfo:DictionaryValueToNSDictionary(user_info)
+            deliverImmediately:immediate];
 }
 
 int SystemPreferences::SubscribeNotification(
@@ -48,7 +137,10 @@ void SystemPreferences::UnsubscribeNotification(int request_id) {
 void SystemPreferences::PostLocalNotification(
     const std::string& name,
     const base::DictionaryValue& user_info) {
-  DoPostNotification(name, user_info, kNSNotificationCenter);
+  NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
+  [center postNotificationName:base::SysUTF8ToNSString(name)
+                        object:nil
+                      userInfo:DictionaryValueToNSDictionary(user_info)];
 }
 
 int SystemPreferences::SubscribeLocalNotification(
@@ -64,7 +156,11 @@ void SystemPreferences::UnsubscribeLocalNotification(int request_id) {
 void SystemPreferences::PostWorkspaceNotification(
     const std::string& name,
     const base::DictionaryValue& user_info) {
-  DoPostNotification(name, user_info, kNSWorkspaceNotificationCenter);
+  NSNotificationCenter* center =
+      [[NSWorkspace sharedWorkspace] notificationCenter];
+  [center postNotificationName:base::SysUTF8ToNSString(name)
+                        object:nil
+                      userInfo:DictionaryValueToNSDictionary(user_info)];
 }
 
 int SystemPreferences::SubscribeWorkspaceNotification(
@@ -78,29 +174,6 @@ void SystemPreferences::UnsubscribeWorkspaceNotification(int request_id) {
   DoUnsubscribeNotification(request_id, kNSWorkspaceNotificationCenter);
 }
 
-void SystemPreferences::DoPostNotification(
-    const std::string& name,
-    const base::DictionaryValue& user_info,
-    NotificationCenterKind kind) {
-  NSNotificationCenter* center;
-  switch (kind) {
-    case kNSDistributedNotificationCenter:
-      center = [NSDistributedNotificationCenter defaultCenter];
-      break;
-    case kNSNotificationCenter:
-      center = [NSNotificationCenter defaultCenter];
-      break;
-    case kNSWorkspaceNotificationCenter:
-      center = [[NSWorkspace sharedWorkspace] notificationCenter];
-      break;
-    default:
-      break;
-  }
-  [center postNotificationName:base::SysUTF8ToNSString(name)
-                        object:nil
-                      userInfo:DictionaryValueToNSDictionary(user_info)];
-}
-
 int SystemPreferences::DoSubscribeNotification(
     const std::string& name,
     const NotificationCallback& callback,
@@ -308,12 +381,176 @@ void SystemPreferences::SetUserDefault(const std::string& name,
   }
 }
 
+std::string SystemPreferences::GetAccentColor() {
+  NSColor* sysColor = nil;
+  if (@available(macOS 10.14, *))
+    sysColor = [NSColor controlAccentColor];
+
+  return base::SysNSStringToUTF8([sysColor RGBAValue]);
+}
+
+std::string SystemPreferences::GetSystemColor(const std::string& color,
+                                              mate::Arguments* args) {
+  NSColor* sysColor = nil;
+  if (color == "blue") {
+    sysColor = [NSColor systemBlueColor];
+  } else if (color == "brown") {
+    sysColor = [NSColor systemBrownColor];
+  } else if (color == "gray") {
+    sysColor = [NSColor systemGrayColor];
+  } else if (color == "green") {
+    sysColor = [NSColor systemGreenColor];
+  } else if (color == "orange") {
+    sysColor = [NSColor systemOrangeColor];
+  } else if (color == "pink") {
+    sysColor = [NSColor systemPinkColor];
+  } else if (color == "purple") {
+    sysColor = [NSColor systemPurpleColor];
+  } else if (color == "red") {
+    sysColor = [NSColor systemRedColor];
+  } else if (color == "yellow") {
+    sysColor = [NSColor systemYellowColor];
+  } else {
+    args->ThrowError("Unknown system color: " + color);
+    return "";
+  }
+
+  return base::SysNSStringToUTF8([sysColor hexadecimalValue]);
+}
+
 // static
 bool SystemPreferences::IsTrustedAccessibilityClient(bool prompt) {
   NSDictionary* options = @{(id)kAXTrustedCheckOptionPrompt : @(prompt)};
   return AXIsProcessTrustedWithOptions((CFDictionaryRef)options);
 }
 
+std::string SystemPreferences::GetColor(const std::string& color,
+                                        mate::Arguments* args) {
+  NSColor* sysColor = nil;
+  if (color == "alternate-selected-control-text") {
+    sysColor = [NSColor alternateSelectedControlTextColor];
+  } else if (color == "control-background") {
+    sysColor = [NSColor controlBackgroundColor];
+  } else if (color == "control") {
+    sysColor = [NSColor controlColor];
+  } else if (color == "control-text") {
+    sysColor = [NSColor controlTextColor];
+  } else if (color == "disabled-control") {
+    sysColor = [NSColor disabledControlTextColor];
+  } else if (color == "find-highlight") {
+    if (@available(macOS 10.14, *))
+      sysColor = [NSColor findHighlightColor];
+  } else if (color == "grid") {
+    sysColor = [NSColor gridColor];
+  } else if (color == "header-text") {
+    sysColor = [NSColor headerTextColor];
+  } else if (color == "highlight") {
+    sysColor = [NSColor highlightColor];
+  } else if (color == "keyboard-focus-indicator") {
+    sysColor = [NSColor keyboardFocusIndicatorColor];
+  } else if (color == "label") {
+    sysColor = [NSColor labelColor];
+  } else if (color == "link") {
+    sysColor = [NSColor linkColor];
+  } else if (color == "placeholder-text") {
+    sysColor = [NSColor placeholderTextColor];
+  } else if (color == "quaternary-label") {
+    sysColor = [NSColor quaternaryLabelColor];
+  } else if (color == "scrubber-textured-background") {
+    if (@available(macOS 10.12.2, *))
+      sysColor = [NSColor scrubberTexturedBackgroundColor];
+  } else if (color == "secondary-label") {
+    sysColor = [NSColor secondaryLabelColor];
+  } else if (color == "selected-content-background") {
+    if (@available(macOS 10.14, *))
+      sysColor = [NSColor selectedContentBackgroundColor];
+  } else if (color == "selected-control") {
+    sysColor = [NSColor selectedControlColor];
+  } else if (color == "selected-control-text") {
+    sysColor = [NSColor selectedControlTextColor];
+  } else if (color == "selected-menu-item-text") {
+    sysColor = [NSColor selectedMenuItemTextColor];
+  } else if (color == "selected-text-background") {
+    sysColor = [NSColor selectedTextBackgroundColor];
+  } else if (color == "selected-text") {
+    sysColor = [NSColor selectedTextColor];
+  } else if (color == "separator") {
+    if (@available(macOS 10.14, *))
+      sysColor = [NSColor separatorColor];
+  } else if (color == "shadow") {
+    sysColor = [NSColor shadowColor];
+  } else if (color == "tertiary-label") {
+    sysColor = [NSColor tertiaryLabelColor];
+  } else if (color == "text-background") {
+    sysColor = [NSColor textBackgroundColor];
+  } else if (color == "text") {
+    sysColor = [NSColor textColor];
+  } else if (color == "under-page-background") {
+    sysColor = [NSColor underPageBackgroundColor];
+  } else if (color == "unemphasized-selected-content-background") {
+    if (@available(macOS 10.14, *))
+      sysColor = [NSColor unemphasizedSelectedContentBackgroundColor];
+  } else if (color == "unemphasized-selected-text-background") {
+    if (@available(macOS 10.14, *))
+      sysColor = [NSColor unemphasizedSelectedTextBackgroundColor];
+  } else if (color == "unemphasized-selected-text") {
+    if (@available(macOS 10.14, *))
+      sysColor = [NSColor unemphasizedSelectedTextColor];
+  } else if (color == "window-background") {
+    sysColor = [NSColor windowBackgroundColor];
+  } else if (color == "window-frame-text") {
+    sysColor = [NSColor windowFrameTextColor];
+  } else {
+    args->ThrowError("Unknown color: " + color);
+    return "";
+  }
+
+  return base::SysNSStringToUTF8([sysColor hexadecimalValue]);
+}
+
+std::string SystemPreferences::GetMediaAccessStatus(
+    const std::string& media_type,
+    mate::Arguments* args) {
+  if (auto type = ParseMediaType(media_type)) {
+    if (@available(macOS 10.14, *)) {
+      return ConvertAuthorizationStatus(
+          [AVCaptureDevice authorizationStatusForMediaType:type]);
+    } else {
+      // access always allowed pre-10.14 Mojave
+      return ConvertAuthorizationStatus(AVAuthorizationStatusAuthorizedMac);
+    }
+  } else {
+    args->ThrowError("Invalid media type");
+    return std::string();
+  }
+}
+
+v8::Local<v8::Promise> SystemPreferences::AskForMediaAccess(
+    v8::Isolate* isolate,
+    const std::string& media_type) {
+  util::Promise promise(isolate);
+  v8::Local<v8::Promise> handle = promise.GetHandle();
+
+  if (auto type = ParseMediaType(media_type)) {
+    if (@available(macOS 10.14, *)) {
+      __block util::Promise p = std::move(promise);
+      [AVCaptureDevice requestAccessForMediaType:type
+                               completionHandler:^(BOOL granted) {
+                                 dispatch_async(dispatch_get_main_queue(), ^{
+                                   p.Resolve(!!granted);
+                                 });
+                               }];
+    } else {
+      // access always allowed pre-10.14 Mojave
+      promise.Resolve(true);
+    }
+  } else {
+    promise.RejectWithErrorMessage("Invalid media type");
+  }
+
+  return handle;
+}
+
 void SystemPreferences::RemoveUserDefault(const std::string& name) {
   NSUserDefaults* defaults = [NSUserDefaults standardUserDefaults];
   [defaults removeObjectForKey:base::SysUTF8ToNSString(name)];
@@ -329,6 +566,35 @@ bool SystemPreferences::IsSwipeTrackingFromScrollEventsEnabled() {
   return [NSEvent isSwipeTrackingFromScrollEventsEnabled];
 }
 
+v8::Local<v8::Value> SystemPreferences::GetEffectiveAppearance(
+    v8::Isolate* isolate) {
+  if (@available(macOS 10.14, *)) {
+    return mate::ConvertToV8(
+        isolate, [NSApplication sharedApplication].effectiveAppearance);
+  }
+  return v8::Null(isolate);
+}
+
+v8::Local<v8::Value> SystemPreferences::GetAppLevelAppearance(
+    v8::Isolate* isolate) {
+  if (@available(macOS 10.14, *)) {
+    return mate::ConvertToV8(isolate,
+                             [NSApplication sharedApplication].appearance);
+  }
+  return v8::Null(isolate);
+}
+
+void SystemPreferences::SetAppLevelAppearance(mate::Arguments* args) {
+  if (@available(macOS 10.14, *)) {
+    NSAppearance* appearance;
+    if (args->GetNext(&appearance)) {
+      [[NSApplication sharedApplication] setAppearance:appearance];
+    } else {
+      args->ThrowError("Invalid app appearance provided as first argument");
+    }
+  }
+}
+
 }  // namespace api
 
 }  // namespace atom

atom/browser/api/atom_api_system_preferences_win.cc

@@ -2,6 +2,7 @@
 // Use of this source code is governed by the MIT license that can be
 // found in the LICENSE file.
 
+#include <dwmapi.h>
 #include <iomanip>
 
 #include "atom/browser/api/atom_api_system_preferences.h"
@@ -19,6 +20,18 @@ namespace {
 const wchar_t kSystemPreferencesWindowClass[] =
     L"Electron_SystemPreferencesHostWindow";
 
+bool g_is_high_contract_color_scheme = false;
+bool g_is_high_contract_color_scheme_initialized = false;
+
+void UpdateHighContrastColorScheme() {
+  HIGHCONTRAST high_contrast = {0};
+  high_contrast.cbSize = sizeof(HIGHCONTRAST);
+  g_is_high_contract_color_scheme =
+      SystemParametersInfo(SPI_GETHIGHCONTRAST, 0, &high_contrast, 0) &&
+      ((high_contrast.dwFlags & HCF_HIGHCONTRASTON) != 0);
+  g_is_high_contract_color_scheme_initialized = true;
+}
+
 }  // namespace
 
 namespace api {
@@ -27,6 +40,12 @@ bool SystemPreferences::IsAeroGlassEnabled() {
   return ui::win::IsAeroGlassEnabled();
 }
 
+bool SystemPreferences::IsHighContrastColorScheme() {
+  if (!g_is_high_contract_color_scheme_initialized)
+    UpdateHighContrastColorScheme();
+  return g_is_high_contract_color_scheme;
+}
+
 std::string hexColorDWORDToRGBA(DWORD color) {
   DWORD rgba = color << 8 | color >> 24;
   std::ostringstream stream;
@@ -38,7 +57,7 @@ std::string SystemPreferences::GetAccentColor() {
   DWORD color = 0;
   BOOL opaque = FALSE;
 
-  if (FAILED(dwmGetColorizationColor(&color, &opaque))) {
+  if (FAILED(DwmGetColorizationColor(&color, &opaque))) {
     return "";
   }
 
@@ -118,6 +137,7 @@ std::string SystemPreferences::GetColor(const std::string& color,
 
 void SystemPreferences::InitializeWindow() {
   invertered_color_scheme_ = IsInvertedColorScheme();
+  high_contrast_color_scheme_ = IsHighContrastColorScheme();
 
   // Wait until app is ready before creating sys color listener
   // Creating this listener before the app is ready causes global shortcuts
@@ -168,6 +188,9 @@ LRESULT CALLBACK SystemPreferences::WndProc(HWND hwnd,
       Emit("accent-color-changed", hexColorDWORDToRGBA(new_color));
       current_color_ = new_color_string;
     }
+  } else if (message == WM_SYSCOLORCHANGE ||
+             (message == WM_SETTINGCHANGE && wparam == SPI_SETHIGHCONTRAST)) {
+    UpdateHighContrastColorScheme();
   }
   return ::DefWindowProc(hwnd, message, wparam, lparam);
 }
@@ -178,6 +201,13 @@ void SystemPreferences::OnSysColorChange() {
     invertered_color_scheme_ = new_invertered_color_scheme;
     Emit("inverted-color-scheme-changed", new_invertered_color_scheme);
   }
+
+  bool new_high_contrast_color_scheme = IsHighContrastColorScheme();
+  if (new_high_contrast_color_scheme != high_contrast_color_scheme_) {
+    high_contrast_color_scheme_ = new_high_contrast_color_scheme;
+    Emit("high-contrast-color-scheme-changed", new_high_contrast_color_scheme);
+  }
+
   Emit("color-changed");
 }
 

atom/browser/api/atom_api_top_level_window.cc

@@ -19,6 +19,8 @@
 #include "atom/common/native_mate_converters/string16_converter.h"
 #include "atom/common/native_mate_converters/value_converter.h"
 #include "atom/common/options_switches.h"
+#include "electron/buildflags/buildflags.h"
+#include "gin/converter.h"
 #include "native_mate/handle.h"
 #include "native_mate/persistent_dictionary.h"
 
@@ -79,7 +81,7 @@ TopLevelWindow::TopLevelWindow(v8::Isolate* isolate,
   if (options.Get("parent", &parent) && !parent.IsEmpty())
     parent_window_.Reset(isolate, parent.ToV8());
 
-#if defined(ENABLE_OSR)
+#if BUILDFLAG(ENABLE_OSR)
   // Offscreen windows are always created frameless.
   mate::Dictionary web_preferences;
   bool offscreen;
@@ -157,7 +159,7 @@ void TopLevelWindow::OnWindowClosed() {
   Emit("closed");
 
   RemoveFromParentChildWindows();
-  ResetBrowserView();
+  TopLevelWindow::ResetBrowserViews();
 
   // Destroy the native class when window is closed.
   base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, GetDestroyClosure());
@@ -199,10 +201,24 @@ void TopLevelWindow::OnWindowRestore() {
   Emit("restore");
 }
 
+void TopLevelWindow::OnWindowWillResize(const gfx::Rect& new_bounds,
+                                        bool* prevent_default) {
+  if (Emit("will-resize", new_bounds)) {
+    *prevent_default = true;
+  }
+}
+
 void TopLevelWindow::OnWindowResize() {
   Emit("resize");
 }
 
+void TopLevelWindow::OnWindowWillMove(const gfx::Rect& new_bounds,
+                                      bool* prevent_default) {
+  if (Emit("will-move", new_bounds)) {
+    *prevent_default = true;
+  }
+}
+
 void TopLevelWindow::OnWindowMove() {
   Emit("move");
 }
@@ -247,7 +263,11 @@ void TopLevelWindow::OnWindowLeaveHtmlFullScreen() {
   Emit("leave-html-full-screen");
 }
 
-void TopLevelWindow::OnExecuteWindowsCommand(const std::string& command_name) {
+void TopLevelWindow::OnWindowAlwaysOnTopChanged() {
+  Emit("always-on-top-changed", IsAlwaysOnTop());
+}
+
+void TopLevelWindow::OnExecuteAppCommand(const std::string& command_name) {
   Emit("app-command", command_name);
 }
 
@@ -274,6 +294,7 @@ void TopLevelWindow::OnWindowMessage(UINT message,
 #endif
 
 void TopLevelWindow::SetContentView(mate::Handle<View> view) {
+  ResetBrowserViews();
   content_view_.Reset(isolate(), view.ToV8());
   window_->SetContentView(view->view());
 }
@@ -363,6 +384,14 @@ gfx::Rect TopLevelWindow::GetBounds() {
   return window_->GetBounds();
 }
 
+bool TopLevelWindow::IsNormal() {
+  return window_->IsNormal();
+}
+
+gfx::Rect TopLevelWindow::GetNormalBounds() {
+  return window_->GetNormalBounds();
+}
+
 void TopLevelWindow::SetContentBounds(const gfx::Rect& bounds,
                                       mate::Arguments* args) {
   bool animate = false;
@@ -616,7 +645,8 @@ void TopLevelWindow::SetFocusable(bool focusable) {
 void TopLevelWindow::SetMenu(v8::Isolate* isolate, v8::Local<v8::Value> value) {
   mate::Handle<Menu> menu;
   if (value->IsObject() &&
-      mate::V8ToString(value->ToObject()->GetConstructorName()) == "Menu" &&
+      gin::V8ToString(
+          isolate, value->ToObject(isolate)->GetConstructorName()) == "Menu" &&
       mate::ConvertFromV8(isolate, value, &menu) && !menu.IsEmpty()) {
     menu_.Reset(isolate, menu.ToV8());
     window_->SetMenu(menu->model());
@@ -629,6 +659,11 @@ void TopLevelWindow::SetMenu(v8::Isolate* isolate, v8::Local<v8::Value> value) {
   }
 }
 
+void TopLevelWindow::RemoveMenu() {
+  menu_.Reset();
+  window_->SetMenu(nullptr);
+}
+
 void TopLevelWindow::SetParentWindow(v8::Local<v8::Value> value,
                                      mate::Arguments* args) {
   if (IsModal()) {
@@ -642,6 +677,7 @@ void TopLevelWindow::SetParentWindow(v8::Local<v8::Value> value,
     parent_window_.Reset();
     window_->SetParentWindow(nullptr);
   } else if (mate::ConvertFromV8(isolate(), value, &parent)) {
+    RemoveFromParentChildWindows();
     parent_window_.Reset(isolate(), value);
     window_->SetParentWindow(parent->window_.get());
     parent->child_windows_.Set(isolate(), weak_map_id(), GetWrapper());
@@ -651,18 +687,37 @@ void TopLevelWindow::SetParentWindow(v8::Local<v8::Value> value,
 }
 
 void TopLevelWindow::SetBrowserView(v8::Local<v8::Value> value) {
-  ResetBrowserView();
+  ResetBrowserViews();
+  AddBrowserView(value);
+}
 
+void TopLevelWindow::AddBrowserView(v8::Local<v8::Value> value) {
   mate::Handle<BrowserView> browser_view;
-  if (value->IsNull() || value->IsUndefined()) {
-    window_->SetBrowserView(nullptr);
-  } else if (mate::ConvertFromV8(isolate(), value, &browser_view)) {
-    window_->SetBrowserView(browser_view->view());
-    browser_view->web_contents()->SetOwnerWindow(window_.get());
-    browser_view_.Reset(isolate(), value);
+  if (value->IsObject() &&
+      mate::ConvertFromV8(isolate(), value, &browser_view)) {
+    auto get_that_view = browser_views_.find(browser_view->weak_map_id());
+    if (get_that_view == browser_views_.end()) {
+      window_->AddBrowserView(browser_view->view());
+      browser_view->web_contents()->SetOwnerWindow(window_.get());
+      browser_views_[browser_view->weak_map_id()].Reset(isolate(), value);
+    }
   }
 }
 
+void TopLevelWindow::RemoveBrowserView(v8::Local<v8::Value> value) {
+  mate::Handle<BrowserView> browser_view;
+  if (value->IsObject() &&
+      mate::ConvertFromV8(isolate(), value, &browser_view)) {
+    auto get_that_view = browser_views_.find(browser_view->weak_map_id());
+    if (get_that_view != browser_views_.end()) {
+      window_->RemoveBrowserView(browser_view->view());
+      browser_view->web_contents()->SetOwnerWindow(nullptr);
+
+      (*get_that_view).second.Reset(isolate(), value);
+      browser_views_.erase(get_that_view);
+    }
+  }
+}
 v8::Local<v8::Value> TopLevelWindow::GetNativeWindowHandle() {
   // TODO(MarshallOfSound): Replace once
   // https://chromium-review.googlesource.com/c/chromium/src/+/1253094/ has
@@ -694,8 +749,13 @@ void TopLevelWindow::SetOverlayIcon(const gfx::Image& overlay,
   window_->SetOverlayIcon(overlay, description);
 }
 
-void TopLevelWindow::SetVisibleOnAllWorkspaces(bool visible) {
-  return window_->SetVisibleOnAllWorkspaces(visible);
+void TopLevelWindow::SetVisibleOnAllWorkspaces(bool visible,
+                                               mate::Arguments* args) {
+  mate::Dictionary options;
+  bool visibleOnFullScreen = false;
+  args->GetNext(&options) &&
+      options.Get("visibleOnFullScreen", &visibleOnFullScreen);
+  return window_->SetVisibleOnAllWorkspaces(visible, visibleOnFullScreen);
 }
 
 bool TopLevelWindow::IsVisibleOnAllWorkspaces() {
@@ -708,7 +768,7 @@ void TopLevelWindow::SetAutoHideCursor(bool auto_hide) {
 
 void TopLevelWindow::SetVibrancy(v8::Isolate* isolate,
                                  v8::Local<v8::Value> value) {
-  std::string type = mate::V8ToString(value);
+  std::string type = gin::V8ToString(isolate, value);
   window_->SetVibrancy(type);
 }
 
@@ -752,6 +812,13 @@ void TopLevelWindow::AddTabbedWindow(NativeWindow* window,
     args->ThrowError("AddTabbedWindow cannot be called by a window on itself.");
 }
 
+void TopLevelWindow::SetWindowButtonVisibility(bool visible,
+                                               mate::Arguments* args) {
+  if (!window_->SetWindowButtonVisibility(visible)) {
+    args->ThrowError("Not supported for this window");
+  }
+}
+
 void TopLevelWindow::SetAutoHideMenuBar(bool auto_hide) {
   window_->SetAutoHideMenuBar(auto_hide);
 }
@@ -805,12 +872,29 @@ std::vector<v8::Local<v8::Object>> TopLevelWindow::GetChildWindows() const {
   return child_windows_.Values(isolate());
 }
 
-v8::Local<v8::Value> TopLevelWindow::GetBrowserView() const {
-  if (browser_view_.IsEmpty()) {
+v8::Local<v8::Value> TopLevelWindow::GetBrowserView(
+    mate::Arguments* args) const {
+  if (browser_views_.size() == 0) {
+    return v8::Null(isolate());
+  } else if (browser_views_.size() == 1) {
+    auto first_view = browser_views_.begin();
+    return v8::Local<v8::Value>::New(isolate(), (*first_view).second);
+  } else {
+    args->ThrowError(
+        "BrowserWindow have multiple BrowserViews, "
+        "Use getBrowserViews() instead");
     return v8::Null(isolate());
   }
+}
 
-  return v8::Local<v8::Value>::New(isolate(), browser_view_);
+std::vector<v8::Local<v8::Value>> TopLevelWindow::GetBrowserViews() const {
+  std::vector<v8::Local<v8::Value>> ret;
+
+  for (auto const& views_iter : browser_views_) {
+    ret.push_back(v8::Local<v8::Value>::New(isolate(), views_iter.second));
+  }
+
+  return ret;
 }
 
 bool TopLevelWindow::IsModal() const {
@@ -824,7 +908,7 @@ bool TopLevelWindow::SetThumbarButtons(mate::Arguments* args) {
     args->ThrowError();
     return false;
   }
-  auto window = static_cast<NativeWindowViews*>(window_.get());
+  auto* window = static_cast<NativeWindowViews*>(window_.get());
   return window->taskbar_host().SetThumbarButtons(
       window_->GetAcceleratedWidget(), buttons);
 #else
@@ -902,17 +986,21 @@ int32_t TopLevelWindow::GetID() const {
   return weak_map_id();
 }
 
-void TopLevelWindow::ResetBrowserView() {
-  if (browser_view_.IsEmpty())
-    return;
+void TopLevelWindow::ResetBrowserViews() {
+  for (auto& item : browser_views_) {
+    mate::Handle<BrowserView> browser_view;
+    if (mate::ConvertFromV8(isolate(),
+                            v8::Local<v8::Value>::New(isolate(), item.second),
+                            &browser_view) &&
+        !browser_view.IsEmpty()) {
+      window_->RemoveBrowserView(browser_view->view());
+      browser_view->web_contents()->SetOwnerWindow(nullptr);
+    }
 
-  mate::Handle<BrowserView> browser_view;
-  if (mate::ConvertFromV8(isolate(), GetBrowserView(), &browser_view) &&
-      !browser_view.IsEmpty()) {
-    browser_view->web_contents()->SetOwnerWindow(nullptr);
+    item.second.Reset();
   }
 
-  browser_view_.Reset();
+  browser_views_.clear();
 }
 
 void TopLevelWindow::RemoveFromParentChildWindows() {
@@ -963,6 +1051,8 @@ void TopLevelWindow::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("isFullScreen", &TopLevelWindow::IsFullscreen)
       .SetMethod("setBounds", &TopLevelWindow::SetBounds)
       .SetMethod("getBounds", &TopLevelWindow::GetBounds)
+      .SetMethod("isNormal", &TopLevelWindow::IsNormal)
+      .SetMethod("getNormalBounds", &TopLevelWindow::GetNormalBounds)
       .SetMethod("setSize", &TopLevelWindow::SetSize)
       .SetMethod("getSize", &TopLevelWindow::GetSize)
       .SetMethod("setContentBounds", &TopLevelWindow::SetContentBounds)
@@ -1018,10 +1108,11 @@ void TopLevelWindow::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("setContentProtection", &TopLevelWindow::SetContentProtection)
       .SetMethod("setFocusable", &TopLevelWindow::SetFocusable)
       .SetMethod("setMenu", &TopLevelWindow::SetMenu)
-#if !defined(OS_WIN)
+      .SetMethod("removeMenu", &TopLevelWindow::RemoveMenu)
       .SetMethod("setParentWindow", &TopLevelWindow::SetParentWindow)
-#endif
       .SetMethod("setBrowserView", &TopLevelWindow::SetBrowserView)
+      .SetMethod("addBrowserView", &TopLevelWindow::AddBrowserView)
+      .SetMethod("removeBrowserView", &TopLevelWindow::RemoveBrowserView)
       .SetMethod("getNativeWindowHandle",
                  &TopLevelWindow::GetNativeWindowHandle)
       .SetMethod("setProgressBar", &TopLevelWindow::SetProgressBar)
@@ -1045,6 +1136,8 @@ void TopLevelWindow::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("moveTabToNewWindow", &TopLevelWindow::MoveTabToNewWindow)
       .SetMethod("toggleTabBar", &TopLevelWindow::ToggleTabBar)
       .SetMethod("addTabbedWindow", &TopLevelWindow::AddTabbedWindow)
+      .SetMethod("setWindowButtonVisibility",
+                 &TopLevelWindow::SetWindowButtonVisibility)
 #endif
       .SetMethod("setAutoHideMenuBar", &TopLevelWindow::SetAutoHideMenuBar)
       .SetMethod("isMenuBarAutoHide", &TopLevelWindow::IsMenuBarAutoHide)
@@ -1057,6 +1150,7 @@ void TopLevelWindow::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("getParentWindow", &TopLevelWindow::GetParentWindow)
       .SetMethod("getChildWindows", &TopLevelWindow::GetChildWindows)
       .SetMethod("getBrowserView", &TopLevelWindow::GetBrowserView)
+      .SetMethod("getBrowserViews", &TopLevelWindow::GetBrowserViews)
       .SetMethod("isModal", &TopLevelWindow::IsModal)
       .SetMethod("setThumbarButtons", &TopLevelWindow::SetThumbarButtons)
 #if defined(TOOLKIT_VIEWS)
@@ -1091,8 +1185,9 @@ void Initialize(v8::Local<v8::Object> exports,
   v8::Isolate* isolate = context->GetIsolate();
   TopLevelWindow::SetConstructor(isolate, base::Bind(&TopLevelWindow::New));
 
-  mate::Dictionary constructor(
-      isolate, TopLevelWindow::GetConstructor(isolate)->GetFunction());
+  mate::Dictionary constructor(isolate, TopLevelWindow::GetConstructor(isolate)
+                                            ->GetFunction(context)
+                                            .ToLocalChecked());
   constructor.SetMethod("fromId",
                         &mate::TrackableObject<TopLevelWindow>::FromWeakMapID);
   constructor.SetMethod("getAllWindows",
@@ -1104,4 +1199,4 @@ void Initialize(v8::Local<v8::Object> exports,
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_top_level_window, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_top_level_window, Initialize)

atom/browser/api/atom_api_top_level_window.h

@@ -14,6 +14,8 @@
 #include "atom/browser/native_window.h"
 #include "atom/browser/native_window_observer.h"
 #include "atom/common/api/atom_api_native_image.h"
+#include "base/task/post_task.h"
+#include "content/public/browser/browser_task_traits.h"
 #include "content/public/browser/browser_thread.h"
 #include "native_mate/handle.h"
 
@@ -61,7 +63,11 @@ class TopLevelWindow : public mate::TrackableObject<TopLevelWindow>,
   void OnWindowUnmaximize() override;
   void OnWindowMinimize() override;
   void OnWindowRestore() override;
+  void OnWindowWillResize(const gfx::Rect& new_bounds,
+                          bool* prevent_default) override;
   void OnWindowResize() override;
+  void OnWindowWillMove(const gfx::Rect& new_bounds,
+                        bool* prevent_default) override;
   void OnWindowMove() override;
   void OnWindowMoved() override;
   void OnWindowScrollTouchBegin() override;
@@ -73,7 +79,8 @@ class TopLevelWindow : public mate::TrackableObject<TopLevelWindow>,
   void OnWindowLeaveFullScreen() override;
   void OnWindowEnterHtmlFullScreen() override;
   void OnWindowLeaveHtmlFullScreen() override;
-  void OnExecuteWindowsCommand(const std::string& command_name) override;
+  void OnWindowAlwaysOnTopChanged() override;
+  void OnExecuteAppCommand(const std::string& command_name) override;
   void OnTouchBarItemResult(const std::string& item_id,
                             const base::DictionaryValue& details) override;
   void OnNewWindowForTab() override;
@@ -109,6 +116,8 @@ class TopLevelWindow : public mate::TrackableObject<TopLevelWindow>,
   std::vector<int> GetContentSize();
   void SetContentBounds(const gfx::Rect& bounds, mate::Arguments* args);
   gfx::Rect GetContentBounds();
+  bool IsNormal();
+  gfx::Rect GetNormalBounds();
   void SetMinimumSize(int width, int height);
   std::vector<int> GetMinimumSize();
   void SetMaximumSize(int width, int height);
@@ -156,13 +165,18 @@ class TopLevelWindow : public mate::TrackableObject<TopLevelWindow>,
   void SetContentProtection(bool enable);
   void SetFocusable(bool focusable);
   void SetMenu(v8::Isolate* isolate, v8::Local<v8::Value> menu);
+  void RemoveMenu();
   void SetParentWindow(v8::Local<v8::Value> value, mate::Arguments* args);
   virtual void SetBrowserView(v8::Local<v8::Value> value);
+  virtual void AddBrowserView(v8::Local<v8::Value> value);
+  virtual void RemoveBrowserView(v8::Local<v8::Value> value);
+  virtual std::vector<v8::Local<v8::Value>> GetBrowserViews() const;
+  virtual void ResetBrowserViews();
   v8::Local<v8::Value> GetNativeWindowHandle();
   void SetProgressBar(double progress, mate::Arguments* args);
   void SetOverlayIcon(const gfx::Image& overlay,
                       const std::string& description);
-  void SetVisibleOnAllWorkspaces(bool visible);
+  void SetVisibleOnAllWorkspaces(bool visible, mate::Arguments* args);
   bool IsVisibleOnAllWorkspaces();
   void SetAutoHideCursor(bool auto_hide);
   virtual void SetVibrancy(v8::Isolate* isolate, v8::Local<v8::Value> value);
@@ -175,6 +189,7 @@ class TopLevelWindow : public mate::TrackableObject<TopLevelWindow>,
   void MoveTabToNewWindow();
   void ToggleTabBar();
   void AddTabbedWindow(NativeWindow* window, mate::Arguments* args);
+  void SetWindowButtonVisibility(bool visible, mate::Arguments* args);
   void SetAutoHideMenuBar(bool auto_hide);
   bool IsMenuBarAutoHide();
   void SetMenuBarVisibility(bool visible);
@@ -187,7 +202,7 @@ class TopLevelWindow : public mate::TrackableObject<TopLevelWindow>,
   v8::Local<v8::Value> GetContentView() const;
   v8::Local<v8::Value> GetParentWindow() const;
   std::vector<v8::Local<v8::Object>> GetChildWindows() const;
-  v8::Local<v8::Value> GetBrowserView() const;
+  v8::Local<v8::Value> GetBrowserView(mate::Arguments* args) const;
   bool IsModal() const;
 
   // Extra APIs added in JS.
@@ -216,10 +231,10 @@ class TopLevelWindow : public mate::TrackableObject<TopLevelWindow>,
   // Remove this window from parent window's |child_windows_|.
   void RemoveFromParentChildWindows();
 
-  template<typename... Args>
+  template <typename... Args>
   void EmitEventSoon(base::StringPiece eventName) {
-    content::BrowserThread::PostTask(
-        content::BrowserThread::UI, FROM_HERE,
+    base::PostTaskWithTraits(
+        FROM_HERE, {content::BrowserThread::UI},
         base::BindOnce(base::IgnoreResult(&TopLevelWindow::Emit<Args...>),
                        weak_factory_.GetWeakPtr(), eventName));
   }
@@ -230,7 +245,7 @@ class TopLevelWindow : public mate::TrackableObject<TopLevelWindow>,
 #endif
 
   v8::Global<v8::Value> content_view_;
-  v8::Global<v8::Value> browser_view_;
+  std::map<int32_t, v8::Global<v8::Value>> browser_views_;
   v8::Global<v8::Value> menu_;
   v8::Global<v8::Value> parent_window_;
   KeyWeakMap<int> child_windows_;

atom/browser/api/atom_api_tray.cc

@@ -254,9 +254,11 @@ void Initialize(v8::Local<v8::Object> exports,
   Tray::SetConstructor(isolate, base::Bind(&Tray::New));
 
   mate::Dictionary dict(isolate, exports);
-  dict.Set("Tray", Tray::GetConstructor(isolate)->GetFunction());
+  dict.Set(
+      "Tray",
+      Tray::GetConstructor(isolate)->GetFunction(context).ToLocalChecked());
 }
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_tray, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_tray, Initialize)

atom/browser/api/atom_api_view.cc

@@ -23,12 +23,10 @@ View::~View() {
     delete view_;
 }
 
-#if defined(ENABLE_VIEW_API)
+#if BUILDFLAG(ENABLE_VIEW_API)
 void View::SetLayoutManager(mate::Handle<LayoutManager> layout_manager) {
   layout_manager_.Reset(isolate(), layout_manager->GetWrapper());
-  // TODO(zcbenz): New versions of Chrome takes std::unique_ptr instead of raw
-  // pointer, remove the "release()" call when we upgraded to it.
-  view()->SetLayoutManager(layout_manager->TakeOver().release());
+  view()->SetLayoutManager(layout_manager->TakeOver());
 }
 
 void View::AddChildView(mate::Handle<View> child) {
@@ -55,7 +53,7 @@ mate::WrappableBase* View::New(mate::Arguments* args) {
 void View::BuildPrototype(v8::Isolate* isolate,
                           v8::Local<v8::FunctionTemplate> prototype) {
   prototype->SetClassName(mate::StringToV8(isolate, "View"));
-#if defined(ENABLE_VIEW_API)
+#if BUILDFLAG(ENABLE_VIEW_API)
   mate::ObjectTemplateBuilder(isolate, prototype->PrototypeTemplate())
       .SetMethod("setLayoutManager", &View::SetLayoutManager)
       .SetMethod("addChildView", &View::AddChildView)
@@ -78,8 +76,9 @@ void Initialize(v8::Local<v8::Object> exports,
   v8::Isolate* isolate = context->GetIsolate();
   View::SetConstructor(isolate, base::Bind(&View::New));
 
-  mate::Dictionary constructor(isolate,
-                               View::GetConstructor(isolate)->GetFunction());
+  mate::Dictionary constructor(
+      isolate,
+      View::GetConstructor(isolate)->GetFunction(context).ToLocalChecked());
 
   mate::Dictionary dict(isolate, exports);
   dict.Set("View", constructor);
@@ -87,4 +86,4 @@ void Initialize(v8::Local<v8::Object> exports,
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_view, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_view, Initialize)

atom/browser/api/atom_api_view.h

@@ -8,7 +8,8 @@
 #include <memory>
 #include <vector>
 
-#include "atom/browser/api/atom_api_layout_manager.h"
+#include "atom/browser/api/views/atom_api_layout_manager.h"
+#include "electron/buildflags/buildflags.h"
 #include "native_mate/handle.h"
 #include "ui/views/view.h"
 
@@ -23,7 +24,7 @@ class View : public mate::TrackableObject<View> {
   static void BuildPrototype(v8::Isolate* isolate,
                              v8::Local<v8::FunctionTemplate> prototype);
 
-#if defined(ENABLE_VIEW_API)
+#if BUILDFLAG(ENABLE_VIEW_API)
   void SetLayoutManager(mate::Handle<LayoutManager> layout_manager);
   void AddChildView(mate::Handle<View> view);
   void AddChildViewAt(mate::Handle<View> view, size_t index);

atom/browser/api/atom_api_web_contents.h

@@ -5,6 +5,7 @@
 #ifndef ATOM_BROWSER_API_ATOM_API_WEB_CONTENTS_H_
 #define ATOM_BROWSER_API_ATOM_API_WEB_CONTENTS_H_
 
+#include <memory>
 #include <string>
 #include <vector>
 
@@ -14,23 +15,26 @@
 #include "atom/browser/common_web_contents_delegate.h"
 #include "atom/browser/ui/autofill_popup.h"
 #include "base/observer_list.h"
+#include "base/observer_list_types.h"
 #include "content/common/cursors/webcursor.h"
 #include "content/public/browser/keyboard_event_processing_result.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/common/favicon_url.h"
+#include "electron/buildflags/buildflags.h"
 #include "native_mate/handle.h"
-#include "printing/backend/print_backend.h"
+#include "printing/buildflags/buildflags.h"
 #include "ui/gfx/image/image.h"
 
+#if BUILDFLAG(ENABLE_PRINTING)
+#include "atom/browser/printing/print_preview_message_handler.h"
+#include "printing/backend/print_backend.h"
+#endif
+
 namespace blink {
 struct WebDeviceEmulationParams;
 }
 
-namespace brightray {
-class InspectableWebContents;
-}
-
 namespace mate {
 class Arguments;
 class Dictionary;
@@ -44,12 +48,12 @@ namespace atom {
 
 class AtomBrowserContext;
 class AtomJavaScriptDialogManager;
+class InspectableWebContents;
 class WebContentsZoomController;
 class WebViewGuestDelegate;
 class FrameSubscriber;
 
-#if defined(ENABLE_OSR)
-class OffScreenWebContentsView;
+#if BUILDFLAG(ENABLE_OSR)
 class OffScreenRenderWidgetHostView;
 #endif
 
@@ -57,10 +61,13 @@ namespace api {
 
 // Certain events are only in WebContentsDelegate, provide our own Observer to
 // dispatch those events.
-class ExtendedWebContentsObserver {
+class ExtendedWebContentsObserver : public base::CheckedObserver {
  public:
   virtual void OnCloseContents() {}
   virtual void OnRendererResponsive() {}
+
+ protected:
+  ~ExtendedWebContentsObserver() override {}
 };
 
 // Wrapper around the content::WebContents.
@@ -77,34 +84,49 @@ class WebContents : public mate::TrackableObject<WebContents>,
     OFF_SCREEN,       // Used for offscreen rendering
   };
 
-  // For node.js callback function type: function(error, buffer)
-  using PrintToPDFCallback =
-      base::Callback<void(v8::Local<v8::Value>, v8::Local<v8::Value>)>;
-
-  // Create from an existing WebContents.
-  static mate::Handle<WebContents> CreateFrom(
-      v8::Isolate* isolate,
-      content::WebContents* web_contents);
-  static mate::Handle<WebContents> CreateFrom(
-      v8::Isolate* isolate,
-      content::WebContents* web_contents,
-      Type type);
-
-  // Create a new WebContents.
+  // Create a new WebContents and return the V8 wrapper of it.
   static mate::Handle<WebContents> Create(v8::Isolate* isolate,
                                           const mate::Dictionary& options);
 
+  // Create a new V8 wrapper for an existing |web_content|.
+  //
+  // The lifetime of |web_contents| will be managed by this class.
+  static mate::Handle<WebContents> CreateAndTake(
+      v8::Isolate* isolate,
+      std::unique_ptr<content::WebContents> web_contents,
+      Type type);
+
+  // Get the V8 wrapper of |web_content|, return empty handle if not wrapped.
+  static mate::Handle<WebContents> From(v8::Isolate* isolate,
+                                        content::WebContents* web_content);
+
+  // Get the V8 wrapper of the |web_contents|, or create one if not existed.
+  //
+  // The lifetime of |web_contents| is NOT managed by this class, and the type
+  // of this wrapper is always REMOTE.
+  static mate::Handle<WebContents> FromOrCreate(
+      v8::Isolate* isolate,
+      content::WebContents* web_contents);
+
   static void BuildPrototype(v8::Isolate* isolate,
                              v8::Local<v8::FunctionTemplate> prototype);
 
-  static int64_t GetIDForContents(content::WebContents* web_contents);
-
-  base::WeakPtr<WebContents> GetWeakPtr() { return weak_factory_.GetWeakPtr(); }
-
-  // Notifies to destroy any guest web contents before destroying self.
+  // Destroy the managed content::WebContents instance.
+  //
+  // Note: The |async| should only be |true| when users are expecting to use the
+  // webContents immediately after the call. Always pass |false| if you are not
+  // sure.
+  // See https://github.com/electron/electron/issues/8930.
+  //
+  // Note: When destroying a webContents member inside a destructor, the |async|
+  // should always be |false|, otherwise the destroy task might be delayed after
+  // normal shutdown procedure, resulting in an assertion.
+  // The normal pattern for calling this method in destructor is:
+  // api_web_contents_->DestroyWebContents(!Browser::Get()->is_shutting_down())
+  // See https://github.com/electron/electron/issues/15133.
   void DestroyWebContents(bool async);
 
-  int64_t GetID() const;
+  void SetBackgroundThrottling(bool allowed);
   int GetProcessID() const;
   base::ProcessId GetOSProcessID() const;
   Type GetType() const;
@@ -144,16 +166,19 @@ class WebContents : public mate::TrackableObject<WebContents>,
   void SetIgnoreMenuShortcuts(bool ignore);
   void SetAudioMuted(bool muted);
   bool IsAudioMuted();
-  bool IsDOMReady() const;
-  void Print(mate::Arguments* args);
-  std::vector<printing::PrinterBasicInfo> GetPrinterList();
+  bool IsCurrentlyAudible();
   void SetEmbedder(const WebContents* embedder);
   void SetDevToolsWebContents(const WebContents* devtools);
   v8::Local<v8::Value> GetNativeView() const;
 
+#if BUILDFLAG(ENABLE_PRINTING)
+  void Print(mate::Arguments* args);
+  std::vector<printing::PrinterBasicInfo> GetPrinterList();
   // Print current page as PDF.
-  void PrintToPDF(const base::DictionaryValue& setting,
-                  const PrintToPDFCallback& callback);
+  void PrintToPDF(
+      const base::DictionaryValue& settings,
+      const PrintPreviewMessageHandler::PrintToPDFCallback& callback);
+#endif
 
   // DevTools workspace api.
   void AddWorkSpace(mate::Arguments* args, const base::FilePath& path);
@@ -182,10 +207,23 @@ class WebContents : public mate::TrackableObject<WebContents>,
   void TabTraverse(bool reverse);
 
   // Send messages to browser.
-  bool SendIPCMessage(bool all_frames,
-                      const base::string16& channel,
+  bool SendIPCMessage(bool internal,
+                      bool send_to_all,
+                      const std::string& channel,
                       const base::ListValue& args);
 
+  bool SendIPCMessageWithSender(bool internal,
+                                bool send_to_all,
+                                const std::string& channel,
+                                const base::ListValue& args,
+                                int32_t sender_id = 0);
+
+  bool SendIPCMessageToFrame(bool internal,
+                             bool send_to_all,
+                             int32_t frame_id,
+                             const std::string& channel,
+                             const base::ListValue& args);
+
   // Send WebInputEvent to the page.
   void SendInputEvent(v8::Isolate* isolate, v8::Local<v8::Value> input_event);
 
@@ -198,33 +236,37 @@ class WebContents : public mate::TrackableObject<WebContents>,
 
   // Captures the page with |rect|, |callback| would be called when capturing is
   // done.
-  void CapturePage(mate::Arguments* args);
+  v8::Local<v8::Promise> CapturePage(mate::Arguments* args);
 
   // Methods for creating <webview>.
   bool IsGuest() const;
   void AttachToIframe(content::WebContents* embedder_web_contents,
                       int embedder_frame_id);
+  void DetachFromOuterFrame();
 
   // Methods for offscreen rendering
   bool IsOffScreen() const;
+#if BUILDFLAG(ENABLE_OSR)
   void OnPaint(const gfx::Rect& dirty_rect, const SkBitmap& bitmap);
   void StartPainting();
   void StopPainting();
   bool IsPainting() const;
   void SetFrameRate(int frame_rate);
   int GetFrameRate() const;
+#endif
   void Invalidate();
   gfx::Size GetSizeForNewRenderView(content::WebContents*) const override;
 
   // Methods for zoom handling.
   void SetZoomLevel(double level);
-  double GetZoomLevel();
+  double GetZoomLevel() const;
   void SetZoomFactor(double factor);
-  double GetZoomFactor();
+  double GetZoomFactor() const;
 
   // Callback triggered on permission response.
   void OnEnterFullscreenModeForTab(content::WebContents* source,
                                    const GURL& origin,
+                                   const blink::WebFullscreenOptions& options,
                                    bool allowed);
 
   // Create window with the given disposition.
@@ -239,16 +281,21 @@ class WebContents : public mate::TrackableObject<WebContents>,
   v8::Local<v8::Value> GetPreloadPath(v8::Isolate* isolate) const;
 
   // Returns the web preferences of current WebContents.
-  v8::Local<v8::Value> GetWebPreferences(v8::Isolate* isolate);
-  v8::Local<v8::Value> GetLastWebPreferences(v8::Isolate* isolate);
+  v8::Local<v8::Value> GetWebPreferences(v8::Isolate* isolate) const;
+  v8::Local<v8::Value> GetLastWebPreferences(v8::Isolate* isolate) const;
+
+  bool IsRemoteModuleEnabled() const;
 
   // Returns the owner window.
-  v8::Local<v8::Value> GetOwnerBrowserWindow();
+  v8::Local<v8::Value> GetOwnerBrowserWindow() const;
 
   // Grants the child process the capability to access URLs with the origin of
   // the specified URL.
   void GrantOriginAccess(const GURL& url);
 
+  bool TakeHeapSnapshot(const base::FilePath& file_path,
+                        const std::string& channel);
+
   // Properties.
   int32_t ID() const;
   v8::Local<v8::Value> Session(v8::Isolate* isolate);
@@ -262,20 +309,30 @@ class WebContents : public mate::TrackableObject<WebContents>,
     observers_.AddObserver(obs);
   }
   void RemoveObserver(ExtendedWebContentsObserver* obs) {
-    observers_.RemoveObserver(obs);
+    // Trying to remove from an empty collection leads to an access violation
+    if (observers_.might_have_observers())
+      observers_.RemoveObserver(obs);
   }
 
+  bool EmitNavigationEvent(const std::string& event,
+                           content::NavigationHandle* navigation_handle);
+
  protected:
+  // Does not manage lifetime of |web_contents|.
+  WebContents(v8::Isolate* isolate, content::WebContents* web_contents);
+  // Takes over ownership of |web_contents|.
   WebContents(v8::Isolate* isolate,
-              content::WebContents* web_contents,
+              std::unique_ptr<content::WebContents> web_contents,
               Type type);
+  // Creates a new content::WebContents.
   WebContents(v8::Isolate* isolate, const mate::Dictionary& options);
   ~WebContents() override;
 
-  void InitWithSessionAndOptions(v8::Isolate* isolate,
-                                 content::WebContents* web_contents,
-                                 mate::Handle<class Session> session,
-                                 const mate::Dictionary& options);
+  void InitWithSessionAndOptions(
+      v8::Isolate* isolate,
+      std::unique_ptr<content::WebContents> web_contents,
+      mate::Handle<class Session> session,
+      const mate::Dictionary& options);
 
   // content::WebContentsDelegate:
   bool DidAddMessageToConsole(content::WebContents* source,
@@ -290,7 +347,7 @@ class WebContents : public mate::TrackableObject<WebContents>,
                           const GURL& target_url,
                           content::WebContents* new_contents) override;
   void AddNewContents(content::WebContents* source,
-                      content::WebContents* new_contents,
+                      std::unique_ptr<content::WebContents> new_contents,
                       WindowOpenDisposition disposition,
                       const gfx::Rect& initial_rect,
                       bool user_gesture,
@@ -301,24 +358,26 @@ class WebContents : public mate::TrackableObject<WebContents>,
   void BeforeUnloadFired(content::WebContents* tab,
                          bool proceed,
                          bool* proceed_to_fire_unload) override;
-  void MoveContents(content::WebContents* source,
-                    const gfx::Rect& pos) override;
+  void SetContentsBounds(content::WebContents* source,
+                         const gfx::Rect& pos) override;
   void CloseContents(content::WebContents* source) override;
   void ActivateContents(content::WebContents* contents) override;
   void UpdateTargetURL(content::WebContents* source, const GURL& url) override;
-  bool IsPopupOrPanel(const content::WebContents* source) const override;
-  void HandleKeyboardEvent(
+  bool HandleKeyboardEvent(
       content::WebContents* source,
       const content::NativeWebKeyboardEvent& event) override;
   content::KeyboardEventProcessingResult PreHandleKeyboardEvent(
       content::WebContents* source,
       const content::NativeWebKeyboardEvent& event) override;
-  void EnterFullscreenModeForTab(content::WebContents* source,
-                                 const GURL& origin) override;
+  void EnterFullscreenModeForTab(
+      content::WebContents* source,
+      const GURL& origin,
+      const blink::WebFullscreenOptions& options) override;
   void ExitFullscreenModeForTab(content::WebContents* source) override;
   void RendererUnresponsive(
       content::WebContents* source,
-      content::RenderWidgetHost* render_widget_host) override;
+      content::RenderWidgetHost* render_widget_host,
+      base::RepeatingClosure hang_monitor_restarter) override;
   void RendererResponsive(
       content::WebContents* source,
       content::RenderWidgetHost* render_widget_host) override;
@@ -330,13 +389,13 @@ class WebContents : public mate::TrackableObject<WebContents>,
                  const gfx::Rect& selection_rect,
                  int active_match_ordinal,
                  bool final_update) override;
-  bool CheckMediaAccessPermission(content::WebContents* web_contents,
+  bool CheckMediaAccessPermission(content::RenderFrameHost* render_frame_host,
                                   const GURL& security_origin,
-                                  content::MediaStreamType type) override;
+                                  blink::MediaStreamType type) override;
   void RequestMediaAccessPermission(
       content::WebContents* web_contents,
       const content::MediaStreamRequest& request,
-      const content::MediaResponseCallback& callback) override;
+      content::MediaResponseCallback callback) override;
   void RequestToLockMouse(content::WebContents* web_contents,
                           bool user_gesture,
                           bool last_unlocked_by_target) override;
@@ -345,10 +404,14 @@ class WebContents : public mate::TrackableObject<WebContents>,
       const content::BluetoothChooser::EventHandler& handler) override;
   content::JavaScriptDialogManager* GetJavaScriptDialogManager(
       content::WebContents* source) override;
+  void OnAudioStateChanged(bool audible) override;
 
   // content::WebContentsObserver:
-  void BeforeUnloadFired(const base::TimeTicks& proceed_time) override;
+  void BeforeUnloadFired(bool proceed,
+                         const base::TimeTicks& proceed_time) override;
   void RenderViewCreated(content::RenderViewHost*) override;
+  void RenderViewHostChanged(content::RenderViewHost* old_host,
+                             content::RenderViewHost* new_host) override;
   void RenderViewDeleted(content::RenderViewHost*) override;
   void RenderProcessGone(base::TerminationStatus status) override;
   void DocumentLoadedInFrame(
@@ -363,6 +426,8 @@ class WebContents : public mate::TrackableObject<WebContents>,
   void DidStopLoading() override;
   void DidStartNavigation(
       content::NavigationHandle* navigation_handle) override;
+  void DidRedirectNavigation(
+      content::NavigationHandle* navigation_handle) override;
   void DidFinishNavigation(
       content::NavigationHandle* navigation_handle) override;
   bool OnMessageReceived(const IPC::Message& message) override;
@@ -384,10 +449,10 @@ class WebContents : public mate::TrackableObject<WebContents>,
       content::WebContentsObserver::MediaStoppedReason reason) override;
   void DidChangeThemeColor(SkColor theme_color) override;
 
-  // brightray::InspectableWebContentsDelegate:
+  // InspectableWebContentsDelegate:
   void DevToolsReloadPage() override;
 
-  // brightray::InspectableWebContentsViewDelegate:
+  // InspectableWebContentsViewDelegate:
   void DevToolsFocused() override;
   void DevToolsOpened() override;
   void DevToolsClosed() override;
@@ -405,8 +470,8 @@ class WebContents : public mate::TrackableObject<WebContents>,
 
   uint32_t GetNextRequestId() { return ++request_id_; }
 
-#if defined(ENABLE_OSR)
-  OffScreenWebContentsView* GetOffScreenWebContentsView() const;
+#if BUILDFLAG(ENABLE_OSR)
+  OffScreenWebContentsView* GetOffScreenWebContentsView() const override;
   OffScreenRenderWidgetHostView* GetOffScreenRenderWidgetHostView() const;
 #endif
 
@@ -415,15 +480,23 @@ class WebContents : public mate::TrackableObject<WebContents>,
 
   // Called when received a message from renderer.
   void OnRendererMessage(content::RenderFrameHost* frame_host,
-                         const base::string16& channel,
+                         const std::string& channel,
                          const base::ListValue& args);
 
   // Called when received a synchronous message from renderer.
   void OnRendererMessageSync(content::RenderFrameHost* frame_host,
-                             const base::string16& channel,
+                             const std::string& channel,
                              const base::ListValue& args,
                              IPC::Message* message);
 
+  // Called when received a message from renderer to be forwarded.
+  void OnRendererMessageTo(content::RenderFrameHost* frame_host,
+                           bool internal,
+                           bool send_to_all,
+                           int32_t web_contents_id,
+                           const std::string& channel,
+                           const base::ListValue& args);
+
   // Called when received a synchronous message from renderer to
   // set temporary zoom level.
   void OnSetTemporaryZoomLevel(content::RenderFrameHost* frame_host,
@@ -444,7 +517,6 @@ class WebContents : public mate::TrackableObject<WebContents>,
 
   std::unique_ptr<AtomJavaScriptDialogManager> dialog_manager_;
   std::unique_ptr<WebViewGuestDelegate> guest_delegate_;
-
   std::unique_ptr<FrameSubscriber> frame_subscriber_;
 
   // The host webcontents that may contain this webcontents.
@@ -465,13 +537,12 @@ class WebContents : public mate::TrackableObject<WebContents>,
   // Whether to enable devtools.
   bool enable_devtools_ = true;
 
-  // Whether page's document is ready.
-  bool is_dom_ready_ = false;
-
   // Observers of this WebContents.
   base::ObserverList<ExtendedWebContentsObserver> observers_;
 
-  base::WeakPtrFactory<WebContents> weak_factory_;
+  // The ID of the process of the currently committed RenderViewHost.
+  // -1 means no speculative RVH has been committed yet.
+  int currently_committed_process_id_ = -1;
 
   DISALLOW_COPY_AND_ASSIGN(WebContents);
 };

atom/browser/api/atom_api_web_contents_impl.cc

@@ -4,9 +4,12 @@
 
 #include "atom/browser/api/atom_api_web_contents.h"
 
+#include "content/browser/web_contents/web_contents_impl.h"
+
+#if BUILDFLAG(ENABLE_OSR)
 #include "atom/browser/osr/osr_render_widget_host_view.h"
 #include "atom/browser/osr/osr_web_contents_view.h"
-#include "content/browser/web_contents/web_contents_impl.h"
+#endif
 
 // Including both web_contents_impl.h and node.h would introduce a error, we
 // have to isolate the usage of WebContentsImpl into a clean file to fix it:
@@ -16,17 +19,33 @@ namespace atom {
 
 namespace api {
 
+void WebContents::DetachFromOuterFrame() {
+  // See detach_webview_frame.patch on how to detach.
+  auto* impl = static_cast<content::WebContentsImpl*>(web_contents());
+  impl->GetRenderManagerForTesting()->RemoveOuterDelegateFrame();
+}
+
+#if BUILDFLAG(ENABLE_OSR)
 OffScreenWebContentsView* WebContents::GetOffScreenWebContentsView() const {
-  const auto* impl =
-      static_cast<const content::WebContentsImpl*>(web_contents());
-  return static_cast<OffScreenWebContentsView*>(impl->GetView());
+  if (IsOffScreen()) {
+    const auto* impl =
+        static_cast<const content::WebContentsImpl*>(web_contents());
+    return static_cast<OffScreenWebContentsView*>(impl->GetView());
+  } else {
+    return nullptr;
+  }
 }
 
 OffScreenRenderWidgetHostView* WebContents::GetOffScreenRenderWidgetHostView()
     const {
-  return static_cast<OffScreenRenderWidgetHostView*>(
-      web_contents()->GetRenderWidgetHostView());
+  if (IsOffScreen()) {
+    return static_cast<OffScreenRenderWidgetHostView*>(
+        web_contents()->GetRenderWidgetHostView());
+  } else {
+    return nullptr;
+  }
 }
+#endif
 
 }  // namespace api
 

atom/browser/api/atom_api_web_contents_mac.mm

@@ -17,7 +17,7 @@ bool WebContents::IsFocused() const {
     return false;
 
   if (GetType() != BACKGROUND_PAGE) {
-    auto window = [web_contents()->GetNativeView() window];
+    auto window = [web_contents()->GetNativeView().GetNativeNSView() window];
     // On Mac the render widget host view does not lose focus when the window
     // loses focus so check if the top level window is the key window.
     if (window && ![window isKeyWindow])

atom/browser/api/atom_api_web_contents_view.cc

@@ -5,8 +5,9 @@
 #include "atom/browser/api/atom_api_web_contents_view.h"
 
 #include "atom/browser/api/atom_api_web_contents.h"
+#include "atom/browser/browser.h"
+#include "atom/browser/ui/inspectable_web_contents_view.h"
 #include "atom/common/api/constructor.h"
-#include "brightray/browser/inspectable_web_contents_view.h"
 #include "content/public/browser/web_contents_user_data.h"
 #include "native_mate/dictionary.h"
 
@@ -30,12 +31,14 @@ class WebContentsViewRelay
 
   atom::api::WebContentsView* view_ = nullptr;
 
+  WEB_CONTENTS_USER_DATA_KEY_DECL();
+
   DISALLOW_COPY_AND_ASSIGN(WebContentsViewRelay);
 };
 
-}  // namespace
+WEB_CONTENTS_USER_DATA_KEY_IMPL(WebContentsViewRelay)
 
-DEFINE_WEB_CONTENTS_USER_DATA_KEY(WebContentsViewRelay);
+}  // namespace
 
 namespace atom {
 
@@ -43,7 +46,7 @@ namespace api {
 
 WebContentsView::WebContentsView(v8::Isolate* isolate,
                                  mate::Handle<WebContents> web_contents,
-                                 brightray::InspectableWebContents* iwc)
+                                 InspectableWebContents* iwc)
 #if defined(OS_MACOSX)
     : View(new DelayedNativeViewHost(iwc->GetView()->GetNativeView())),
 #else
@@ -64,8 +67,11 @@ WebContentsView::WebContentsView(v8::Isolate* isolate,
 }
 
 WebContentsView::~WebContentsView() {
-  if (api_web_contents_)
-    api_web_contents_->DestroyWebContents(false /* async */);
+  if (api_web_contents_) {  // destroy() is called
+    // Destroy WebContents asynchronously unless app is shutting down,
+    // because destroy() might be called inside WebContents's event handler.
+    api_web_contents_->DestroyWebContents(!Browser::Get()->is_shutting_down());
+  }
 }
 
 void WebContentsView::WebContentsDestroyed() {
@@ -125,4 +131,4 @@ void Initialize(v8::Local<v8::Object> exports,
 
 }  // namespace
 
-NODE_BUILTIN_MODULE_CONTEXT_AWARE(atom_browser_web_contents_view, Initialize)
+NODE_LINKED_MODULE_CONTEXT_AWARE(atom_browser_web_contents_view, Initialize)