Reduce number of header includes in SVG

Source/core/svg/SVGPathSegListBuilder.h

 /*
  * Copyright (C) 2002, 2003 The Karbon Developers
  * Copyright (C) 2006 Alexander Kellett <lypanov@kde.org>
  * Copyright (C) 2006, 2007 Rob Buis <buis@kde.org>
  * Copyright (C) 2007, 2009 Apple Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2010. 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #ifndef SVGPathSegListBuilder_h
 #define SVGPathSegListBuilder_h
 
 #include "core/platform/graphics/FloatPoint.h"
 #include "core/svg/SVGPathConsumer.h"
-#include "core/svg/SVGPathElement.h"
 #include "core/svg/SVGPathSegList.h"
 
 namespace WebCore {
 
+class SVGPathElement;
+
 class SVGPathSegListBuilder : public SVGPathConsumer {
 public:
     SVGPathSegListBuilder();
 
     void setCurrentSVGPathElement(SVGPathElement* pathElement) { m_pathElement = pathElement; }
     void setCurrentSVGPathSegList(SVGPathSegList& pathSegList) { m_pathSegList = &pathSegList; }
     void setCurrentSVGPathSegRole(SVGPathSegRole pathSegRole) { m_pathSegRole = pathSegRole; }
 
 private:
     virtual void incrementPathSegmentCount() { }
@@ skipping 20 matching lines @@
     virtual void arcTo(float, float, float, bool largeArcFlag, bool sweepFlag, const FloatPoint&, PathCoordinateMode);
 
     SVGPathElement* m_pathElement;
     SVGPathSegList* m_pathSegList;
     SVGPathSegRole m_pathSegRole;
 };
 
 } // namespace WebCore
 
 #endif // SVGPathSegListBuilder_h