options: Remove a bunch of useless:

chrome/browser/resources/options/factory_reset_overlay.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() {
   var OptionsPage = options.OptionsPage;
 
   /**
    * FactoryResetOverlay class
    * Encapsulated handling of the Factory Reset confirmation overlay page.
    * @class
    */
   function FactoryResetOverlay() {
     OptionsPage.call(this, 'factoryResetData',
                      loadTimeData.getString('factoryResetTitle'),
                      'factory-reset-overlay');
   }
 
   cr.addSingletonGetter(FactoryResetOverlay);
 
   FactoryResetOverlay.prototype = {
     // Inherit FactoryResetOverlay from OptionsPage.
     __proto__: OptionsPage.prototype,
 
-    /**
-     * Initialize the page.
-     */
+    /** @override */
     initializePage: function() {
       // Call base class implementation to starts preference initialization.
       OptionsPage.prototype.initializePage.call(this);
 
       $('factory-reset-data-dismiss').onclick = function(event) {
         FactoryResetOverlay.dismiss();
       };
       $('factory-reset-data-restart').onclick = function(event) {
         chrome.send('performFactoryResetRestart');
       };
     },
   };
 
   FactoryResetOverlay.dismiss = function() {
     OptionsPage.closeOverlay();
   };
 
   // Export
   return {
     FactoryResetOverlay: FactoryResetOverlay
   };
 });