Move towards event-driven JS on about:sync

chrome/browser/ui/webui/sync_internals_browsertest.js

 // Copyright 2013 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.
 
 /**
  * Test fixture for sync internals WebUI testing.
  * @constructor
  * @extends {testing.Test}
  */
 function SyncInternalsWebUITest() {}
@@ skipping 150 matching lines @@
   "UNIQUE_BOOKMARK_TAG": "",
   "UNIQUE_CLIENT_TAG": "J28uWKpXPuQwR3SJKbuLqzYGOcM=",
   "UNIQUE_POSITION": "INVALID[]",
   "UNIQUE_SERVER_TAG": "",
   "isDirty": false,
   "serverModelType": "Typed URLs"
 }
 ];
 
 /**
- * Constant hard-coded value to return from mock getAboutInfo.
+ * A value to return in mock onReceivedUpdatedAboutInfo event.
  * @const
  */
 HARD_CODED_ABOUT_INFO = {
   "actionable_error": [
     {
       "is_valid": false,
       "stat_name": "Error Type",
       "stat_value": "Uninitialized"
     },
     {
@@ skipping 176 matching lines @@
 
   // Click the dump-to-text button.
   $('dump-to-text').click();
 
   // Verify our event is among the results.
   var eventDumpText = $('data-dump').textContent;
 
   expectGE(eventDumpText.indexOf('onConnectionStatusChange'), 0);
   expectGE(eventDumpText.indexOf('CONNECTION_OK'), 0);
 });