MD User Manager: Changes to 'import supervised users' dialog.

chrome/browser/resources/md_user_manager/import_supervised_user.html

 <link rel="import" href="/shared_styles.html">
 <link rel="import" href="/user_manager_dialog.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-button/paper-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-item/paper-item.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-listbox/paper-listbox.html">
 
 <dom-module id="import-supervised-user">
@@ skipping 24 matching lines @@
         };
         --paper-item-disabled: {
           color: inherit;
         };
         --paper-item-focused: {
           background: rgba(0, 0, 0, .04);
         };
         --paper-item-focused-before: {
           background: none;
         };
-        --paper-item-selected: {
-          background: rgba(0, 0, 0, .04);
-          font-weight: normal;
-        };
       }
 
       paper-listbox paper-item .profile-img {
         flex-shrink: 0;
       }
 
       paper-listbox paper-item .profile-name {
         -webkit-margin-start: 10px;
         overflow: hidden;
         text-overflow: ellipsis;
         white-space: nowrap;
       }
 
       paper-listbox paper-item .on-device {
         -webkit-margin-start: 10px;
         flex-shrink: 0;
       }
     </style>
     <user-manager-dialog id="dialog">
       <div class="title">$i18n{supervisedUserImportTitle}</div>
       <div class="body">
-        <div id="message">[[getMessage_(supervisedUsers_)]]</div>
+        <div id="message">$i18n{supervisedUserImportText}</div>
         <paper-listbox class="no-padding" selected="{{supervisedUserIndex_}}">
           <template is="dom-repeat" items="[[supervisedUsers_]]">
             <paper-item disabled="[[item.onCurrentDevice]]">
               <img class="profile-img" src="[[item.iconURL]]"></img>
               <div class="profile-name">[[item.name]]</div>
               <div class="on-device" hidden="[[!item.onCurrentDevice]]">
                 $i18n{supervisedUserAlreadyOnThisDevice}
               </div>
             </paper-item>
           </template>
         </paper-listbox>
       </div>
       <div class="footer horizontal end-justified layout">
         <paper-button id="cancel" class="action secondary" dialog-dismiss>
           $i18n{cancel}
         </paper-button>
         <paper-button id="import" class="action primary"
             on-tap="onImportTap_"
             disabled="[[isImportDisabled_(supervisedUserIndex_)]]">
           $i18n{supervisedUserImportOk}
         </paper-button>
       </div>
     </user-manager-dialog>
   </template>
   <script src="import_supervised_user.js"></script>
 </dom-module>