[DevTools] Remove Workspace.projectTypes enum part1.

third_party/WebKit/Source/devtools/front_end/sources/SourcesView.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 /**
  * @implements {Sources.TabbedEditorContainerDelegate}
  * @implements {UI.Searchable}
  * @implements {UI.Replaceable}
  * @unrestricted
  */
 Sources.SourcesView = class extends UI.VBox {
@@ skipping 50 matching lines @@
     workspace.addEventListener(Workspace.Workspace.Events.UISourceCodeRemoved, this._uiSourceCodeRemoved, this);
     workspace.addEventListener(Workspace.Workspace.Events.ProjectRemoved, this._projectRemoved.bind(this), this);
 
     /**
      * @param {!Event} event
      */
     function handleBeforeUnload(event) {
       if (event.returnValue)
         return;
 
-      var unsavedSourceCodes = [];
-      var projects = Workspace.workspace.projectsForType(Workspace.projectTypes.FileSystem);
-      for (var i = 0; i < projects.length; ++i)
-        unsavedSourceCodes = unsavedSourceCodes.concat(projects[i].uiSourceCodes().filter(isUnsaved));
-
+      var unsavedSourceCodes =
+          Persistence.FileSystemWorkspaceBinding.uiSourceCodes(Workspace.workspace).filter(isUnsaved);
       if (!unsavedSourceCodes.length)
         return;
 
       event.returnValue = Common.UIString('DevTools have unsaved changes that will be permanently lost.');
       UI.viewManager.showView('sources');
       for (var i = 0; i < unsavedSourceCodes.length; ++i)
         Common.Revealer.reveal(unsavedSourceCodes[i]);
 
       /**
        * @param {!Workspace.UISourceCode} sourceCode
@@ skipping 675 matching lines @@
    * @return {boolean}
    */
   handleAction(context, actionId) {
     var sourcesView = UI.context.flavor(Sources.SourcesView);
     if (!sourcesView)
       return false;
     sourcesView._editorContainer.closeAllFiles();
     return true;
   }
 };