options: fix content settings exceptions dialog regression.

chrome/browser/resources/options/handler_options.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.
 
 cr.define('options', function() {
   /** @const */ var OptionsPage = options.OptionsPage;
 
   /////////////////////////////////////////////////////////////////////////////
   // HandlerOptions class:
 
   /**
    * Encapsulated handling of handler options page.
    * @constructor
    */
   function HandlerOptions() {
     this.activeNavTab = null;
     OptionsPage.call(this,
                      'handlers',
                      loadTimeData.getString('handlersPageTabTitle'),
                      'handler-options');
   }
 
   cr.addSingletonGetter(HandlerOptions);
 
   HandlerOptions.prototype = {
     __proto__: OptionsPage.prototype,
 
     /**
      * The handlers list.
-     * @type {DeletableItemList}
+     * @type {options.HandlersList}
      * @private
      */
     handlersList_: null,
 
     /** @override */
     initializePage: function() {
       OptionsPage.prototype.initializePage.call(this);
 
       this.createHandlersList_();
 
@@ skipping 30 matching lines @@
    */
   HandlerOptions.setIgnoredHandlers = function(handlers) {
     $('ignored-handlers-section').hidden = handlers.length == 0;
     $('ignored-handlers-list').setHandlers(handlers);
   };
 
   return {
     HandlerOptions: HandlerOptions
   };
 });