SVGElement::parseAttribute resolves property via property map (Step 2.5)

Source/core/svg/SVGViewElement.h

 /*
  * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2007 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 29 matching lines @@
 #if !ENABLE(OILPAN)
     using SVGElement::ref;
     using SVGElement::deref;
 #endif
 
     SVGStringListTearOff* viewTarget() { return m_viewTarget->tearOff(); }
 
 private:
     explicit SVGViewElement(Document&);
 
-    // FIXME: svgAttributeChanged missing.
-    bool isSupportedAttribute(const QualifiedName&);
     virtual void parseAttribute(const QualifiedName&, const AtomicString&) override;
 
     virtual bool rendererIsNeeded(const RenderStyle&) override { return false; }
 
     RefPtr<SVGStaticStringList> m_viewTarget;
 };
 
 } // namespace blink
 
 #endif // SVGViewElement_h