MD Settings: Fix restart buttons for Chrome OS

chrome/browser/resources/settings/languages_page/language_detail_page.js

 // Copyright 2015 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.
 
 /**
  * @fileoverview 'settings-language-detail-page' is a sub-page for editing
  * an individual language's settings.
  */
 Polymer({
   is: 'settings-language-detail-page',
@@ skipping 153 matching lines @@
       this.languageHelper.resetUILanguage();
     }
   },
 
   /**
    * Handler for the restart button.
    * @private
    */
   onRestartTap_: function() {
 <if expr="chromeos">
-    settings.LifetimeBrowserProxyImpl.getInstance().logOutAndRestart();
+    settings.LifetimeBrowserProxyImpl.getInstance().signOutAndRestart();
 </if>
 <if expr="not chromeos">
     settings.LifetimeBrowserProxyImpl.getInstance().restart();
 </if>
   },
 });