sync: Display protocol events on about:sync

chrome/browser/resources/sync_internals/sync_log.js

 // Copyright (c) 2011 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.
 
 // require: cr.js
 // require: cr/event_target.js
 
 /**
  * @fileoverview This creates a log object which listens to and
  * records all sync events.
@@ skipping 20 matching lines @@
       'onInitializationComplete',
       'onPassphraseAccepted',
       'onPassphraseRequired',
       'onStopSyncingPermanently',
       'onSyncCycleCompleted',
     ],
 
     transaction: [
       'onTransactionWrite',
     ],
+
+    protocol: [
+      'onProtocolEvent',
+    ]
   };
 
   /**
    * Creates a new log object which then immediately starts recording
    * sync events.  Recorded entries are available in the 'entries'
    * property and there is an 'append' event which can be listened to.
    * @constructor
    * @extends {cr.EventTarget}
    */
   var Log = function() {
@@ skipping 49 matching lines @@
       var e = cr.doc.createEvent('CustomEvent');
       e.initCustomEvent('append', false, false, entry);
       this.dispatchEvent(e);
     }
   };
 
   return {
     log: new Log()
   };
 });