Remove config.h inclusion from third_party/WebKit/Source/core/.

third_party/WebKit/Source/core/page/CustomContextMenuProvider.cpp

 // Copyright 2014 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 "config.h"
 #include "core/page/CustomContextMenuProvider.h"
 
 #include "core/dom/Document.h"
 #include "core/dom/ElementTraversal.h"
 #include "core/events/EventDispatcher.h"
 #include "core/events/MouseEvent.h"
 #include "core/html/HTMLMenuElement.h"
 #include "core/html/HTMLMenuItemElement.h"
 #include "core/page/ContextMenuController.h"
 #include "core/page/Page.h"
@@ skipping 116 matching lines @@
 
 HTMLElement* CustomContextMenuProvider::menuItemAt(unsigned menuId)
 {
     int itemIndex = menuId - ContextMenuItemBaseCustomTag;
     if (itemIndex < 0 || static_cast<unsigned long>(itemIndex) >= m_menuItems.size())
         return nullptr;
     return m_menuItems[itemIndex].get();
 }
 
 } // namespace blink