Oilpan: revert SVG GC mixin constructor workaround.

Source/core/svg/SVGMaskElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
  * Copyright (C) 2005 Alexander Kellett <lypanov@kde.org>
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
  * Copyright (C) Research In Motion Limited 2009-2010. 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
@@ skipping 13 matching lines @@
 #include "config.h"
 
 #include "core/svg/SVGMaskElement.h"
 
 #include "core/layout/svg/LayoutSVGResourceMasker.h"
 
 namespace blink {
 
 inline SVGMaskElement::SVGMaskElement(Document& document)
     : SVGElement(SVGNames::maskTag, document)
+    , SVGTests(this)
     , m_x(SVGAnimatedLength::create(this, SVGNames::xAttr, SVGLength::create(SVGLengthMode::Width), AllowNegativeLengths))
     , m_y(SVGAnimatedLength::create(this, SVGNames::yAttr, SVGLength::create(SVGLengthMode::Height), AllowNegativeLengths))
     , m_width(SVGAnimatedLength::create(this, SVGNames::widthAttr, SVGLength::create(SVGLengthMode::Width), ForbidNegativeLengths))
     , m_height(SVGAnimatedLength::create(this, SVGNames::heightAttr, SVGLength::create(SVGLengthMode::Height), ForbidNegativeLengths))
     , m_maskUnits(SVGAnimatedEnumeration<SVGUnitTypes::SVGUnitType>::create(this, SVGNames::maskUnitsAttr, SVGUnitTypes::SVG_UNIT_TYPE_OBJECTBOUNDINGBOX))
     , m_maskContentUnits(SVGAnimatedEnumeration<SVGUnitTypes::SVGUnitType>::create(this, SVGNames::maskContentUnitsAttr, SVGUnitTypes::SVG_UNIT_TYPE_USERSPACEONUSE))
 {
-    SVGTests::initialize(this);
-
     // Spec: If the x/y attribute is not specified, the effect is as if a value of "-10%" were specified.
     m_x->setDefaultValueAsString("-10%");
     m_y->setDefaultValueAsString("-10%");
 
     // Spec: If the width/height attribute is not specified, the effect is as if a value of "120%" were specified.
     m_width->setDefaultValueAsString("120%");
     m_height->setDefaultValueAsString("120%");
 
     addToPropertyMap(m_x);
     addToPropertyMap(m_y);
@@ skipping 105 matching lines @@
 
 bool SVGMaskElement::selfHasRelativeLengths() const
 {
     return m_x->currentValue()->isRelative()
         || m_y->currentValue()->isRelative()
         || m_width->currentValue()->isRelative()
         || m_height->currentValue()->isRelative();
 }
 
 } // namespace blink