Remove duplicated headers from core/

Source/core/testing/Internals.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2013 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 84 matching lines @@
 #include "core/page/Chrome.h"
 #include "core/page/ChromeClient.h"
 #include "core/frame/DOMWindow.h"
 #include "core/page/EventHandler.h"
 #include "core/frame/FrameView.h"
 #include "core/page/Page.h"
 #include "core/page/PagePopupController.h"
 #include "core/page/PrintContext.h"
 #include "core/page/Settings.h"
 #include "core/frame/animation/AnimationController.h"
-#include "core/page/scrolling/ScrollingCoordinator.h"
 #include "core/platform/Cursor.h"
 #include "core/platform/graphics/GraphicsLayer.h"
 #include "core/platform/graphics/filters/FilterOperation.h"
 #include "core/platform/graphics/filters/FilterOperations.h"
 #include "core/platform/graphics/gpu/SharedGraphicsContext3D.h"
 #include "core/rendering/CompositedLayerMapping.h"
 #include "core/rendering/RenderLayer.h"
 #include "core/rendering/RenderLayerCompositor.h"
 #include "core/rendering/RenderMenuList.h"
 #include "core/rendering/RenderObject.h"
@@ skipping 2194 matching lines @@
     }
 
     document->updateLayout();
 
     RenderView* view = document->renderView();
     if (view->compositor())
         view->compositor()->updateCompositingLayers(CompositingUpdateFinishAllDeferredWork);
 }
 
 }