Oilpan: move SVG property hierarchy to the heap.

Source/core/svg/SVGFEGaussianBlurElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
  *
  * 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,
@@ skipping 20 matching lines @@
 
 inline SVGFEGaussianBlurElement::SVGFEGaussianBlurElement(Document& document)
     : SVGFilterPrimitiveStandardAttributes(SVGNames::feGaussianBlurTag, document)
     , m_stdDeviation(SVGAnimatedNumberOptionalNumber::create(this, SVGNames::stdDeviationAttr, 0, 0))
     , m_in1(SVGAnimatedString::create(this, SVGNames::inAttr, SVGString::create()))
 {
     addToPropertyMap(m_stdDeviation);
     addToPropertyMap(m_in1);
 }
 
+void SVGFEGaussianBlurElement::trace(Visitor* visitor)
+{
+    visitor->trace(m_stdDeviation);
+    visitor->trace(m_in1);
+    SVGFilterPrimitiveStandardAttributes::trace(visitor);
+}
+
 DEFINE_NODE_FACTORY(SVGFEGaussianBlurElement)
 
 void SVGFEGaussianBlurElement::setStdDeviation(float x, float y)
 {
     stdDeviationX()->baseValue()->setValue(x);
     stdDeviationY()->baseValue()->setValue(y);
     invalidate();
 }
 
 bool SVGFEGaussianBlurElement::isSupportedAttribute(const QualifiedName& attrName)
@@ skipping 21 matching lines @@
     SVGElement::InvalidationGuard invalidationGuard(this);
 
     if (attrName == SVGNames::inAttr || attrName == SVGNames::stdDeviationAttr) {
         invalidate();
         return;
     }
 
     ASSERT_NOT_REACHED();
 }
 
-PassRefPtr<FilterEffect> SVGFEGaussianBlurElement::build(SVGFilterBuilder* filterBuilder, Filter* filter)
+PassRefPtrWillBeRawPtr<FilterEffect> SVGFEGaussianBlurElement::build(SVGFilterBuilder* filterBuilder, Filter* filter)
 {
     FilterEffect* input1 = filterBuilder->getEffectById(AtomicString(m_in1->currentValue()->value()));
 
     if (!input1)
         return nullptr;
 
     if (stdDeviationX()->currentValue()->value() < 0 || stdDeviationY()->currentValue()->value() < 0)
         return nullptr;
 
-    RefPtr<FilterEffect> effect = FEGaussianBlur::create(filter, stdDeviationX()->currentValue()->value(), stdDeviationY()->currentValue()->value());
+    RefPtrWillBeRawPtr<FilterEffect> effect = FEGaussianBlur::create(filter, stdDeviationX()->currentValue()->value(), stdDeviationY()->currentValue()->value());
     effect->inputEffects().append(input1);
     return effect.release();
 }
 
 } // namespace blink