Remove assorted unnecessary includes in core/paint/

third_party/WebKit/Source/core/paint/PaintLayerClipper.h

 /*
  * Copyright (C) 2003, 2009, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Intel Corporation. All rights reserved.
  *
  * Portions are Copyright (C) 1998 Netscape Communications Corporation.
  *
  * Other contributors:
  *   Robert O'Callahan <roc+@cs.cmu.edu>
  *   David Baron <dbaron@fas.harvard.edu>
  *   Christian Biesinger <cbiesinger@web.de>
@@ skipping 27 matching lines @@
  * version of this file under the LGPL, indicate your decision by
  * deletingthe provisions above and replace them with the notice and
  * other provisions required by the MPL or the GPL, as the case may be.
  * If you do not delete the provisions above, a recipient may use your
  * version of this file under any of the LGPL, the MPL or the GPL.
  */
 
 #ifndef PaintLayerClipper_h
 #define PaintLayerClipper_h
 
+#include "core/CoreExport.h"
 #include "core/layout/ClipRectsCache.h"
-#include "core/layout/LayoutBox.h"
+#include "core/layout/ScrollEnums.h"
 #include "wtf/Allocator.h"
 
 namespace blink {
 
 class PaintLayer;
 
 enum ShouldRespectOverflowClipType {
     IgnoreOverflowClip,
     RespectOverflowClip
 };
@@ skipping 119 matching lines @@
     void getOrCalculateClipRects(const ClipRectsContext&, ClipRects&) const;
 
     bool shouldRespectOverflowClip(const ClipRectsContext&) const;
 
     const PaintLayer& m_layer;
 };
 
 } // namespace blink
 
 #endif // LayerClipper_h