Moving GraphicsContext and dependencies from core to platform.

Source/core/page/ChromeClient.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple, Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  * Copyright (C) 2012 Samsung Electronics. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 12 matching lines @@
 #define ChromeClient_h
 
 #include "core/accessibility/AXObjectCache.h"
 #include "core/inspector/ConsoleAPITypes.h"
 #include "core/loader/FrameLoader.h"
 #include "core/loader/NavigationPolicy.h"
 #include "core/frame/ConsoleTypes.h"
 #include "core/page/FocusDirection.h"
 #include "core/platform/Cursor.h"
 #include "core/platform/PopupMenuClient.h"
-#include "core/platform/graphics/GraphicsContext.h"
 #include "core/rendering/RenderEmbeddedObject.h"
 #include "modules/webdatabase/DatabaseDetails.h"
 #include "platform/HostWindow.h"
 #include "platform/PopupMenu.h"
+#include "platform/graphics/GraphicsContext.h"
 #include "platform/scroll/ScrollTypes.h"
 #include "wtf/Forward.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/UnusedParam.h"
 #include "wtf/Vector.h"
 
 
 #ifndef __OBJC__
 class NSMenu;
 class NSResponder;
@@ skipping 230 matching lines @@
 
     // Notifies the client a popup was closed.
     virtual void popupClosed(PopupContainer* popupContainer) = 0;
 
 protected:
     virtual ~ChromeClient() { }
 };
 
 }
 #endif // ChromeClient_h