Remove message_loop_helpers.h and update the includes to point to the new location.

chrome/browser/ui/views/extensions/browser_action_overflow_menu_controller.h

 // Copyright (c) 2011 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_VIEWS_EXTENSIONS_BROWSER_ACTION_OVERFLOW_MENU_CONTROLLER_H_
 #define CHROME_BROWSER_UI_VIEWS_EXTENSIONS_BROWSER_ACTION_OVERFLOW_MENU_CONTROLLER_H_
 #pragma once
 
 #include <set>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/message_loop_helpers.h"
+#include "base/sequenced_task_runner_helpers.h"
 #include "ui/views/controls/menu/menu_delegate.h"
 
 class BrowserActionsContainer;
 class BrowserActionView;
 
 namespace views {
 class MenuRunner;
 class Widget;
 }
 
@@ skipping 85 matching lines @@
 
   // Whether this controller is being used for drop.
   bool for_drop_;
 
   friend class base::DeleteHelper<BrowserActionOverflowMenuController>;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserActionOverflowMenuController);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_EXTENSIONS_BROWSER_ACTION_OVERFLOW_MENU_CONTROLLER_H_