[cros] Fix UserImagesGrid display regression.

chrome/browser/resources/chromeos/login/oobe_screen_user_image.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.
 
 /**
  * @fileoverview Oobe user image screen implementation.
  */
 
 cr.define('oobe', function() {
   var UserImagesGrid = options.UserImagesGrid;
@@ skipping 274 matching lines @@
       }
     },
 
     /**
      * Appends default images to the image grid. Should only be called once.
      * @param {Array.<{url: string, author: string, website: string,
      *     title: string}>} images An array of default images data,
      * including URL, title, author and website.
      * @private
      */
-    setDefaultImages_: function(images) {
+    setDefaultImages_: function(imagesData) {
       var imageGrid = $('user-image-grid');
       for (var i = 0, data; data = imagesData[i]; i++) {
         imageGrid.addItem(data.url, data.title);
       }
     },
 
     /**
      * Selects user image with the given URL.
      * @param {string} url URL of the image to select.
      * @private
@@ skipping 301 matching lines @@
   ].forEach(function(name) {
     UserImageScreen[name] = function(value) {
       $('user-image')[name + '_'](value);
     };
   });
 
   return {
     UserImageScreen: UserImageScreen
   };
 });