Reduce forward declarations in core/svg

Source/core/svg/SVGPathSegWithContext.h

 /*
  * 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 SVGPathSegWithContext_h
 #define SVGPathSegWithContext_h
 
 #include "core/svg/SVGPathSeg.h"
 
 namespace WebCore {
 
-class SVGElement;
-
 // FIXME: This should be deprecated.
 class SVGPathSegWithContext : public SVGPathSeg {
 public:
     // FIXME: remove second unused argument from all derived classes.
     SVGPathSegWithContext(SVGPathElement* contextElement, SVGPathSegRole)
         : SVGPathSeg(contextElement)
     {
     }
 };
 
@@ skipping 22 matching lines @@
     }
 
 private:
     float m_x;
     float m_y;
 };
 
 } // namespace WebCore
 
 #endif