Remove SVGSVGElement.viewport attribute

third_party/WebKit/Source/core/svg/SVGSVGElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2010 Rob Buis <buis@kde.org>
  * Copyright (C) 2007 Apple Inc. All rights reserved.
  * Copyright (C) 2014 Google, Inc.
  *
  * 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 70 matching lines @@
 
     UseCounter::count(doc, UseCounter::SVGSVGElement);
 }
 
 DEFINE_NODE_FACTORY(SVGSVGElement)
 
 SVGSVGElement::~SVGSVGElement()
 {
 }
 
-SVGRectTearOff* SVGSVGElement::viewport() const
-{
-    // FIXME: This method doesn't follow the spec and is basically untested. Parent documents are not considered here.
-    // As we have no test coverage for this, we're going to disable it completly for now.
-    return SVGRectTearOff::create(SVGRect::create(), 0, PropertyIsNotAnimVal);
-}
-
 SVGViewSpec* SVGSVGElement::currentView()
 {
     if (!m_viewSpec)
         m_viewSpec = SVGViewSpec::create(this);
     return m_viewSpec;
 }
 
 float SVGSVGElement::currentScale() const
 {
     if (!isConnected() || !isOutermostSVGSVGElement())
@@ skipping 654 matching lines @@
     visitor->trace(m_width);
     visitor->trace(m_height);
     visitor->trace(m_translation);
     visitor->trace(m_timeContainer);
     visitor->trace(m_viewSpec);
     SVGGraphicsElement::trace(visitor);
     SVGFitToViewBox::trace(visitor);
 }
 
 } // namespace blink