Remove argument to LayoutSVGResourceGradient::collectGradientAttributes

third_party/WebKit/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 14 matching lines @@
 
 namespace blink {
 
 LayoutSVGResourceRadialGradient::LayoutSVGResourceRadialGradient(
     SVGRadialGradientElement* node)
     : LayoutSVGResourceGradient(node),
       m_attributesWrapper(RadialGradientAttributesWrapper::create()) {}
 
 LayoutSVGResourceRadialGradient::~LayoutSVGResourceRadialGradient() {}
 
-bool LayoutSVGResourceRadialGradient::collectGradientAttributes(
-    SVGGradientElement* gradientElement) {
+bool LayoutSVGResourceRadialGradient::collectGradientAttributes() {
+  DCHECK(element());
   m_attributesWrapper->set(RadialGradientAttributes());
-  return toSVGRadialGradientElement(gradientElement)
-      ->collectGradientAttributes(mutableAttributes());
+  return toSVGRadialGradientElement(element())->collectGradientAttributes(
+      mutableAttributes());
 }
 
 FloatPoint LayoutSVGResourceRadialGradient::centerPoint(
     const RadialGradientAttributes& attributes) const {
   return SVGLengthContext::resolvePoint(element(), attributes.gradientUnits(),
                                         *attributes.cx(), *attributes.cy());
 }
 
 FloatPoint LayoutSVGResourceRadialGradient::focalPoint(
     const RadialGradientAttributes& attributes) const {
@@ skipping 18 matching lines @@
   RefPtr<Gradient> gradient =
       Gradient::create(focalPoint(attributes), focalRadius(attributes),
                        centerPoint(attributes), radius(attributes));
   gradient->setSpreadMethod(
       platformSpreadMethodFromSVGType(attributes.spreadMethod()));
   gradient->addColorStops(attributes.stops());
   return gradient.release();
 }
 
 }  // namespace blink