[cros] Disable GIF user images.

chrome/browser/resources/options2/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 397 matching lines @@
           break;
       }
     },
 
     /**
      * URL of the current user image.
      * @type {string}
      */
     get currentUserImageUrl() {
       return 'chrome://userimage/' + BrowserOptions.getLoggedInUsername() +
-          '?id=' + (new Date()).getTime() + '&animated';
+          '?id=' + new Date().getTime();
     },
 
     /**
      * Adds or updates old user image taken from file/camera (neither a profile
      * image nor a default one).
      * @private
      */
     setOldImage_: function() {
       var imageGrid = $('user-image-grid');
       var url = this.currentUserImageUrl;
@@ skipping 56 matching lines @@
       return instance[name + '_'].apply(instance, arguments);
     };
   });
 
   // Export
   return {
     ChangePictureOptions: ChangePictureOptions
   };
 
 });