DevTools: use shorthand syntax in interface definitions.

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

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  * 1. Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *
@@ skipping 17 matching lines @@
 /**
  * @interface
  */
 Sources.TabbedEditorContainerDelegate = function() {};
 
 Sources.TabbedEditorContainerDelegate.prototype = {
   /**
    * @param {!Workspace.UISourceCode} uiSourceCode
    * @return {!UI.Widget}
    */
-  viewForFile: function(uiSourceCode) {},
+  viewForFile(uiSourceCode) {},
 };
 
 /**
  * @unrestricted
  */
 Sources.TabbedEditorContainer = class extends Common.Object {
   /**
    * @param {!Sources.TabbedEditorContainerDelegate} delegate
    * @param {!Common.Setting} setting
    * @param {string} placeholderText
@@ skipping 771 matching lines @@
 
   /**
    * @override
    * @param {string} tabId
    * @param {!UI.ContextMenu} contextMenu
    */
   onContextMenu(tabId, contextMenu) {
     this._editorContainer._onContextMenu(tabId, contextMenu);
   }
 };