options: Remove a bunch of useless:

chrome/browser/resources/options/managed_user_import.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.
 
 cr.define('options', function() {
   var OptionsPage = options.OptionsPage;
   var ArrayDataModel = cr.ui.ArrayDataModel;
 
   /**
    * ManagedUserImportOverlay class.
@@ skipping 11 matching lines @@
 
   ManagedUserImportOverlay.prototype = {
     // Inherit from OptionsPage.
     __proto__: OptionsPage.prototype,
 
     /** @override */
     canShowPage: function() {
       return !BrowserOptions.getCurrentProfile().isManaged;
     },
 
-    /**
-     * Initialize the page.
-     */
+    /** @override */
     initializePage: function() {
       // Call base class implementation to start preference initialization.
       OptionsPage.prototype.initializePage.call(this);
 
       var managedUserList = $('managed-user-list');
       options.managedUserOptions.ManagedUserList.decorate(managedUserList);
 
       var avatarGrid = $('select-avatar-grid');
       options.ProfilesIconGrid.decorate(avatarGrid);
       var avatarIcons = loadTimeData.getValue('avatarIcons');
@@ skipping 199 matching lines @@
       var instance = ManagedUserImportOverlay.getInstance();
       return instance[name + '_'].apply(instance, arguments);
     };
   });
 
   // Export
   return {
     ManagedUserImportOverlay: ManagedUserImportOverlay,
   };
 });