Reapply r50859 with chromeos fixes.

chrome/browser/chromeos/status/language_menu_button.cc

 // Copyright (c) 2009 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.
 
 #include "chrome/browser/chromeos/status/language_menu_button.h"
 
 #include <string>
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
@@ skipping 221 matching lines @@
 
 bool LanguageMenuButton::HasIcons() const  {
   // We don't support icons on Chrome OS.
   return false;
 }
 
 bool LanguageMenuButton::GetIconAt(int index, SkBitmap* icon) const {
   return false;
 }
 
+menus::ButtonMenuItemModel* LanguageMenuButton::GetButtonMenuItemAt(
+    int index) const {
+  return NULL;
+}
+
 bool LanguageMenuButton::IsEnabledAt(int index) const {
   // Just return true so all input method names and input method propertie names
   // could be clicked.
   return true;
 }
 
 menus::MenuModel* LanguageMenuButton::GetSubmenuModelAt(int index) const {
   // We don't use nested menus.
   return NULL;
 }
@@ skipping 351 matching lines @@
     if (add_method_name) {
       text += L" - ";
       text += input_method::GetString(input_method.display_name);
     }
   }
   DCHECK(!text.empty());
   return text;
 }
 
 }  // namespace chromeos