Start fixing tests

src/initialize-benchmark-window.js

@@ -56,14 +56,16 @@ export default async function () {
     TextEditor.setClipboard(clipboard)
 
     const applicationDelegate = new ApplicationDelegate()
-    global.atom = new AtomEnvironment({
+    const environmentParams = {
       applicationDelegate,
       window,
       document,
       clipboard,
       configDirPath: process.env.ATOM_HOME,
       enablePersistence: false
-    })
+    }
+    global.atom = new AtomEnvironment(environmentParams)
+    global.atom.initialize(environmentParams)
 
     // Prevent benchmarks from modifying application menus
     global.atom.menu.sendToBrowserProcess = function () { }

src/initialize-test-window.coffee

@@ -79,7 +79,9 @@ module.exports = ({blobStore}) ->
       params.clipboard = clipboard unless params.hasOwnProperty("clipboard")
       params.blobStore = blobStore unless params.hasOwnProperty("blobStore")
       params.onlyLoadBaseStyleSheets = true unless params.hasOwnProperty("onlyLoadBaseStyleSheets")
-      new AtomEnvironment(params)
+      atomEnvironment = new AtomEnvironment(params)
+      atomEnvironment.initialize(params)
+      atomEnvironment
 
     promise = testRunner({
       logFile, headless, testPaths, buildAtomEnvironment, buildDefaultApplicationDelegate, legacyTestRunner