[SVG] SVGLength{,List} migration to new SVG property impl.

Source/core/rendering/svg/RenderSVGForeignObject.cpp

 /*
  * Copyright (C) 2006 Apple Computer, Inc.
  * Copyright (C) 2009 Google, Inc.
  * 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.
  *
@@ skipping 120 matching lines @@
     if (m_needsTransformUpdate) {
         m_localTransform = foreign->animatedLocalTransform();
         m_needsTransformUpdate = false;
         updateCachedBoundariesInParents = true;
     }
 
     FloatRect oldViewport = m_viewport;
 
     // Cache viewport boundaries
     SVGLengthContext lengthContext(foreign);
-    FloatPoint viewportLocation(foreign->xCurrentValue().value(lengthContext), foreign->yCurrentValue().value(lengthContext));
-    m_viewport = FloatRect(viewportLocation, FloatSize(foreign->widthCurrentValue().value(lengthContext), foreign->heightCurrentValue().value(lengthContext)));
+    FloatPoint viewportLocation(foreign->x()->currentValue()->value(lengthContext), foreign->y()->currentValue()->value(lengthContext));
+    m_viewport = FloatRect(viewportLocation, FloatSize(foreign->width()->currentValue()->value(lengthContext), foreign->height()->currentValue()->value(lengthContext)));
     if (!updateCachedBoundariesInParents)
         updateCachedBoundariesInParents = oldViewport != m_viewport;
 
     // Set box origin to the foreignObject x/y translation, so positioned objects in XHTML content get correct
     // positions. A regular RenderBoxModelObject would pull this information from RenderStyle - in SVG those
     // properties are ignored for non <svg> elements, so we mimic what happens when specifying them through CSS.
 
     // FIXME: Investigate in location rounding issues - only affects RenderSVGForeignObject & RenderSVGText
     setLocation(roundedIntPoint(viewportLocation));
 
@@ skipping 41 matching lines @@
 {
     SVGRenderSupport::mapLocalToContainer(this, repaintContainer, transformState, wasFixed);
 }
 
 const RenderObject* RenderSVGForeignObject::pushMappingToContainer(const RenderLayerModelObject* ancestorToStopAt, RenderGeometryMap& geometryMap) const
 {
     return SVGRenderSupport::pushMappingToContainer(this, ancestorToStopAt, geometryMap);
 }
 
 }