[cros] Display emails of users are stored in a separate dictionary in Local State.

chrome/browser/resources/options/chromeos/change_picture_options.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.
 
 cr.define('options', function() {
 
   var OptionsPage = options.OptionsPage;
   var UserImagesGrid = options.UserImagesGrid;
   var ButtonImages = UserImagesGrid.ButtonImages;
 
@@ skipping 136 matching lines @@
       var url = e.target.src;
       if (url && ButtonImageUrls.indexOf(url) == -1)
         this.closePage_();
     },
 
     /**
      * URL of the current user image.
      * @type {string}
      */
     get currentUserImageUrl() {
-      return 'chrome://userimage/' + PersonalOptions.getLoggedInUserEmail() +
+      return 'chrome://userimage/' + PersonalOptions.getLoggedInUsername() +
           '?id=' + (new Date()).getTime();
     },
 
     /**
      * Notifies about camera presence change.
      * @param {boolean} present Whether a camera is present or not.
      * @private
      */
     setCameraPresent_: function(present) {
       var imageGrid = $('images-grid');
@@ skipping 76 matching lines @@
     };
   });
 
   // Export
   return {
     ChangePictureOptions: ChangePictureOptions
   };
 
 });