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

chrome/browser/resources/options/chromeos/accounts_user_name_edit.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.accounts', function() {
   const Event = cr.Event;
 
   // Email alias only, assuming it's a gmail address.
   //   e.g. 'john'
   //        {name: 'john', email: 'john@gmail.com'}
@@ skipping 42 matching lines @@
      * IMA (Internationalized Email Address). We take only the following chars
      * as valid for an email alias (aka local-part):
      *   - Letters: a–z, A–Z
      *   - Digits: 0-9
      *   - Characters: ! # $ % & ' * + - / = ? ^ _ ` { | } ~
      *   - Dot: . (Note that we did not cover the cases that dot should not
      *       appear as first or last character and should not appear two or
      *       more times in a row.)
      *
      * @param {string} str A string to parse.
-     * @return {Object} User info parsed from the string.
+     * @return {{name: string, email: string}} User info parsed from the string.
      */
     parse: function(str) {
       const format1 = new RegExp(format1String);
       const format2 = new RegExp(format2String);
       const format3 = new RegExp(format3String);
 
       var matches = format1.exec(str);
       if (matches) {
         return {
           name: matches[1],
-          email: matches[1] + '@gmail.com',
-          owner:false
+          email: matches[1] + '@gmail.com'
         };
       }
 
       matches = format2.exec(str);
       if (matches) {
         return {
           name: matches[1],
-          email: matches[1] + '@' + matches[2],
-          owner:false
+          email: matches[1] + '@' + matches[2]
         };
       }
 
       matches = format3.exec(str);
       if (matches) {
         return {
           name: matches[1],
-          email: matches[2],
-          owner:false
+          email: matches[2]
         };
       }
 
       return null;
     },
 
     /**
      * Handler for key press event.
      * @private
      * @param {!Event} e The keypress event object.
@@ skipping 11 matching lines @@
         this.select();
       }
     }
   };
 
   return {
     UserNameEdit: UserNameEdit
   };
 });