Hangout remote desktop part II - background.html and AppLauncher

remoting/webapp/js_proto/dom_proto.js

 // Copyright (c) 2012 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.
 
 // This file contains various hacks needed to inform JSCompiler of various
 // WebKit- and Chrome-specific properties and methods. It is used only with
 // JSCompiler to verify the type-correctness of our code.
 
 /** @type {HTMLElement} */
 Document.prototype.activeElement;
@@ skipping 167 matching lines @@
 MediaSource.prototype.addSourceBuffer = function(format) {}
 
 /**
  * @constructor
  * @param {function(function(*), function(*)) : void} init
  */
 var Promise = function (init) {};
 
 /**
  * @param {function(*=) : (Promise|void)} onFulfill
- * @param {function(*=) : (Promise|void)} onReject
+ * @param {function(*=) : (Promise|void)=} onReject
  * @return {Promise}
  */
 Promise.prototype.then = function (onFulfill, onReject) {};
 
 /**
  * @param {function(*) : void} onReject
  * @return {Promise}
  */
 Promise.prototype['catch'] = function (onReject) {};
 
@@ skipping 36 matching lines @@
  * @param {boolean} shiftKey
  * @param {boolean} metaKey
  * @param {number} button
  * @param {EventTarget} relatedTarget
  */
 Event.prototype.initMouseEvent = function(
     type, canBubble, cancelable, view, detail,
     screenX, screenY, clientX, clientY,
     ctrlKey, altKey, shiftKey, metaKey,
     button, relatedTarget) {};