Fix Password Manager Performance Issues

chrome/browser/resources/options/password_manager.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 Page = cr.ui.pageManager.Page;
   /** @const */ var PageManager = cr.ui.pageManager.PageManager;
   /** @const */ var ArrayDataModel = cr.ui.ArrayDataModel;
 
   /////////////////////////////////////////////////////////////////////////////
@@ skipping 91 matching lines @@
 
     /**
      * Creates, decorates and initializes the saved passwords list.
      * @private
      */
     createSavedPasswordsList_: function() {
       var savedPasswordsList = $('saved-passwords-list');
       options.passwordManager.PasswordsList.decorate(savedPasswordsList);
       this.savedPasswordsList_ = assertInstanceof(savedPasswordsList,
           options.DeletableItemList);
-      this.savedPasswordsList_.autoExpands = true;
     },
 
     /**
      * Creates, decorates and initializes the password exceptions list.
      * @private
      */
     createPasswordExceptionsList_: function() {
       var passwordExceptionsList = $('password-exceptions-list');
       options.passwordManager.PasswordExceptionsList.decorate(
           passwordExceptionsList);
       this.passwordExceptionsList_ = assertInstanceof(passwordExceptionsList,
           options.DeletableItemList);
-      this.passwordExceptionsList_.autoExpands = true;
     },
 
     /**
      * Handles search query changes.
      * @param {!Event} e The event object.
      * @private
      */
     handleSearchQueryChange_: function(e) {
       if (this.queryDelayTimerId_)
         window.clearTimeout(this.queryDelayTimerId_);
@@ skipping 200 matching lines @@
     'showImportExportButton',
     'showPassword',
   ]);
 
   // Export
   return {
     PasswordManager: PasswordManager
   };
 
 });