[Chromoting] Enable jscompile for webapp unittests.

remoting/webapp/unittests/it2me_service_unittest.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.
 
+/**
+ * @fileoverview
+ * @suppress {checkTypes|checkVars|reportUnknownTypes|visibility}
+ */
+
 (function() {
 
 'use strict';
 
 var appLauncher = null;
 var hangoutPort = null;
 var webappPort = null;
 var it2meService = null;
 
 function createPort(name, senderId) {
-  var port = new chromeMocks.runtime.Port();
+  var port = new chrome.runtime.Port();
   port.name = (senderId) ? name +'@' + senderId : name;
   port.postMessage = sinon.spy(port, 'postMessage');
   port.disconnect = sinon.spy(port, 'disconnect');
 
   return port;
 }
 
 function promiseResolveSynchronous(value) {
   return {
     then: function(callback) {
@@ skipping 96 matching lines @@
 
 test('should reject unknown connection', function() {
   it2meService.onWebappConnect_(webappPort);
   sinon.assert.called(webappPort.disconnect);
 
   var randomPort = createPort('unsupported.port.name');
   it2meService.onConnectExternal_(randomPort);
   sinon.assert.called(randomPort.disconnect);
 });
 
-})();
+})();