chore: create minimal repro for crbug:416540976

.devcontainer/devcontainer.json

@@ -5,47 +5,9 @@
 	"onCreateCommand": ".devcontainer/on-create-command.sh",
 	"updateContentCommand": ".devcontainer/update-content-command.sh",
 	"workspaceFolder": "/workspaces/gclient/src/electron",
-	"forwardPorts": [6080, 5901],
-	"portsAttributes": {
-		"6080": {
-			"label": "VNC web client (noVNC)",
-			"onAutoForward": "silent"
-		},
-		"5901": {
-			"label": "VNC TCP port",
-			"onAutoForward": "silent"
-		}
-	},
 	"hostRequirements": {
 		"storage": "128gb",
 		"cpus": 16
 	},
-	"remoteUser": "builduser",
-	"customizations": {
-		"codespaces": {
-			"openFiles": [
-				".devcontainer/README.md"
-			]
-		},
-		"vscode": {
-			"extensions": [
-				"joeleinbinder.mojom-language",
-				"rafaelmaiolla.diff",
-				"surajbarkale.ninja",
-				"ms-vscode.cpptools",
-				"mutantdino.resourcemonitor",
-				"dsanders11.vscode-electron-build-tools",
-				"dbaeumer.vscode-eslint",
-				"shakram02.bash-beautify",
-				"marshallofsound.gnls-electron"
-			],
-			"settings": {
-				"editor.tabSize": 2,
-				"bashBeautify.tabSize": 2,
-				"typescript.tsdk": "node_modules/typescript/lib",
-				"javascript.preferences.quoteStyle": "single",
-				"typescript.preferences.quoteStyle": "single"
-			}
-		}
-	}
+	"remoteUser": "builduser"
 }

.devcontainer/on-create-command.sh

@@ -47,8 +47,7 @@ if [ ! -f $buildtools/configs/evm.testing.json ]; then
             },
             \"gen\": {
                 \"args\": [
-                    \"import(\\\"//electron/build/args/testing.gn\\\")\",
-                    \"use_remoteexec = true\"
+                    \"import(\\\"//electron/build/args/testing.gn\\\")\"
                 ],
                 \"out\": \"Testing\"
             },
@@ -58,7 +57,7 @@ if [ ! -f $buildtools/configs/evm.testing.json ]; then
             },
             \"\$schema\": \"file:///home/builduser/.electron_build_tools/evm-config.schema.json\",
             \"configValidationLevel\": \"strict\",
-            \"reclient\": \"$1\",
+            \"reclient\": \"none\",
             \"preserveXcode\": 5
         }
     " >$buildtools/configs/evm.testing.json

DEPS

@@ -34,15 +34,15 @@ vars = {
   'yarn_version': '1.22.22',
 
   # To be able to build clean Chromium from sources.
-  'apply_patches': True,
+  'apply_patches': False,
 
   # To use an mtime cache for patched files to speed up builds.
   'use_mtime_cache': True,
 
   # To allow in-house builds to checkout those manually.
   'checkout_chromium': True,
-  'checkout_node': True,
-  'checkout_nan': True,
+  'checkout_node': False,
+  'checkout_nan': False,
   'checkout_pgo_profiles': True,
 
   # It's only needed to parse the native tests configurations.

build/args/all.gn

@@ -1,18 +1,12 @@
-is_electron_build = true
-root_extra_deps = [ "//electron" ]
-
 # Registry of NMVs --> https://github.com/nodejs/node/blob/main/doc/abi_version_registry.json
-node_module_version = 139
+# node_module_version = 139
 
-v8_promise_internal_field_count = 1
+# v8_promise_internal_field_count = 1
 v8_embedder_string = "-electron.0"
 
 # TODO: this breaks mksnapshot
 v8_enable_snapshot_native_code_counters = false
 
-# TODO: remove once https://issues.chromium.org/issues/416540976 is resolved
-v8_enable_temporal_support = false
-
 # we use this api
 v8_enable_javascript_promise_hooks = true
 

build/args/testing.gn

@@ -4,4 +4,4 @@ is_component_build = false
 is_component_ffmpeg = true
 is_official_build = false
 dcheck_always_on = true
-symbol_level = 1
+symbol_level = 2