options: Remove a bunch of useless:

chrome/browser/resources/options/chromeos/change_picture_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() {
 
   var OptionsPage = options.OptionsPage;
   var UserImagesGrid = options.UserImagesGrid;
   var ButtonImages = UserImagesGrid.ButtonImages;
 
@@ skipping 21 matching lines @@
         loadTimeData.getString('changePicturePage'),
         'change-picture-page');
   }
 
   cr.addSingletonGetter(ChangePictureOptions);
 
   ChangePictureOptions.prototype = {
     // Inherit ChangePictureOptions from OptionsPage.
     __proto__: options.OptionsPage.prototype,
 
-    /**
-     * Initializes ChangePictureOptions page.
-     */
+    /** @override */
     initializePage: function() {
       // Call base class implementation to start preferences initialization.
       OptionsPage.prototype.initializePage.call(this);
 
       var imageGrid = $('user-image-grid');
       UserImagesGrid.decorate(imageGrid);
 
       // Preview image will track the selected item's URL.
       var previewElement = $('user-image-preview');
       previewElement.oncontextmenu = function(e) { e.preventDefault(); };
@@ skipping 286 matching lines @@
       return instance[name + '_'].apply(instance, arguments);
     };
   });
 
   // Export
   return {
     ChangePictureOptions: ChangePictureOptions
   };
 
 });