Settings: Users: Provide correct email in API

chrome/browser/resources/settings/people_page/user_list.html

 <link rel="import" href="chrome://resources/cr_elements/cr_scrollable_behavior.html">
 <link rel="import" href="chrome://resources/cr_elements/icons.html">
 <link rel="import" href="chrome://resources/html/i18n_behavior.html">
 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-flex-layout/iron-flex-layout-classes.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-icon-button/paper-icon-button.html">
 <link rel="import" href="../route.html">
 <link rel="import" href="../settings_shared_css.html">
 
 <dom-module id="settings-user-list">
@@ skipping 23 matching lines @@
         -webkit-padding-start: 20px;
       }
     </style>
     <div class="user-list" scrollable>
       <template is="dom-repeat" items="[[users_]]">
         <div class="user layout horizontal center two-line">
           <img class="user-icon" src="[[getProfilePictureUrl_(item)]]">
           <div class="flex user-info">
             <div>[[getUserName_(item)]]</div>
             <template is="dom-if" if="[[shouldShowEmail_(item)]]">
-              <div class="secondary">[[item.email]]</div>
+              <div class="secondary">[[item.displayEmail]]</div>
             </template>
           </div>
           <paper-icon-button icon="cr:clear" class="clear-icon"
               on-tap="removeUser_"
               hidden="[[shouldHideCloseButton_(disabled, item.isOwner)]]">
           </paper-icon-button>
         </div>
       </template>
     </div>
   </template>
   <script src="user_list.js"></script>
 </dom-module>