Use SVGLength-references in the SVGLengthContext API

Source/core/layout/svg/LayoutSVGResourceRadialGradient.cpp

 /*
  * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  * Copyright (C) 2012 Adobe Systems Incorporated. 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 33 matching lines @@
 #if ENABLE(OILPAN)
     m_attributesWrapper->set(RadialGradientAttributes());
 #else
     m_attributes = RadialGradientAttributes();
 #endif
     return toSVGRadialGradientElement(gradientElement)->collectGradientAttributes(mutableAttributes());
 }
 
 FloatPoint LayoutSVGResourceRadialGradient::centerPoint(const RadialGradientAttributes& attributes) const
 {
-    return SVGLengthContext::resolvePoint(element(), attributes.gradientUnits(), attributes.cx(), attributes.cy());
+    return SVGLengthContext::resolvePoint(element(), attributes.gradientUnits(), *attributes.cx(), *attributes.cy());
 }
 
 FloatPoint LayoutSVGResourceRadialGradient::focalPoint(const RadialGradientAttributes& attributes) const
 {
-    return SVGLengthContext::resolvePoint(element(), attributes.gradientUnits(), attributes.fx(), attributes.fy());
+    return SVGLengthContext::resolvePoint(element(), attributes.gradientUnits(), *attributes.fx(), *attributes.fy());
 }
 
 float LayoutSVGResourceRadialGradient::radius(const RadialGradientAttributes& attributes) const
 {
-    return SVGLengthContext::resolveLength(element(), attributes.gradientUnits(), attributes.r());
+    return SVGLengthContext::resolveLength(element(), attributes.gradientUnits(), *attributes.r());
 }
 
 float LayoutSVGResourceRadialGradient::focalRadius(const RadialGradientAttributes& attributes) const
 {
-    return SVGLengthContext::resolveLength(element(), attributes.gradientUnits(), attributes.fr());
+    return SVGLengthContext::resolveLength(element(), attributes.gradientUnits(), *attributes.fr());
 }
 
 void LayoutSVGResourceRadialGradient::buildGradient(GradientData* gradientData) const
 {
     const RadialGradientAttributes& attributes = this->attributes();
     gradientData->gradient = Gradient::create(this->focalPoint(attributes),
         this->focalRadius(attributes),
         this->centerPoint(attributes),
         this->radius(attributes));
 
     gradientData->gradient->setSpreadMethod(platformSpreadMethodFromSVGType(attributes.spreadMethod()));
 
     addStops(gradientData, attributes.stops());
 }
 
 }