[ChromeOS] Assorted WebUI login fixes.

chrome/browser/resources/chromeos/login/screen_account_picker.js

 // Copyright (c) 2011 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.
 
 /**
  * @fileoverview Account picker screen implementation.
  */
 
 cr.define('login', function() {
   /**
@@ skipping 31 matching lines @@
       if (this.firstShown_) {
         this.firstShown_ = false;
         $('pod-row').startInitAnimation();
       }
     }
   };
 
   /**
    * Loads givens users in pod row.
    * @param {array} users Array of user.
+   * @param {boolean} animated Whether to use init animation.
    * @public
    */
-  AccountPickerScreen.loadUsers = function(users) {
-    $('pod-row').loadPods(users);
+  AccountPickerScreen.loadUsers = function(users, animated) {
+    $('pod-row').loadPods(users, animated);
   };
 
   return {
     AccountPickerScreen: AccountPickerScreen
   };
 });