Revert of Delete dead signin code (SigninGlobalError)

chrome/browser/ui/toolbar/wrench_menu_model.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_BROWSER_UI_TOOLBAR_WRENCH_MENU_MODEL_H_
 #define CHROME_BROWSER_UI_TOOLBAR_WRENCH_MENU_MODEL_H_
 
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time/time.h"
@@ skipping 44 matching lines @@
   MENU_ACTION_VIEW_SOURCE,
   MENU_ACTION_DEV_TOOLS,
   MENU_ACTION_DEV_TOOLS_CONSOLE,
   MENU_ACTION_DEV_TOOLS_DEVICES,
   MENU_ACTION_PROFILING_ENABLED,
   MENU_ACTION_ZOOM_MINUS,
   MENU_ACTION_ZOOM_PLUS,
   MENU_ACTION_FULLSCREEN,
   MENU_ACTION_SHOW_HISTORY,
   MENU_ACTION_SHOW_DOWNLOADS,
+  MENU_ACTION_SHOW_SYNC_SETUP,
   MENU_ACTION_OPTIONS,
   MENU_ACTION_ABOUT,
   MENU_ACTION_HELP_PAGE_VIA_MENU,
   MENU_ACTION_FEEDBACK,
   MENU_ACTION_TOGGLE_REQUEST_TABLET_SITE,
   MENU_ACTION_EXIT,
   MENU_ACTION_RECENT_TAB,
   MENU_ACTION_BOOKMARK_OPEN,
   LIMIT_MENU_ACTION
 };
@@ skipping 171 matching lines @@
   Browser* browser_;  // weak
   TabStripModel* tab_strip_model_; // weak
 
   scoped_ptr<content::HostZoomMap::Subscription> browser_zoom_subscription_;
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(WrenchMenuModel);
 };
 
 #endif  // CHROME_BROWSER_UI_TOOLBAR_WRENCH_MENU_MODEL_H_