Add use counter for <svg>

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.
  *
  * 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 19 matching lines @@
 #include "core/dom/Document.h"
 #include "core/dom/ElementTraversal.h"
 #include "core/dom/EventListener.h"
 #include "core/dom/EventNames.h"
 #include "core/dom/NodeTraversal.h"
 #include "core/dom/StaticNodeList.h"
 #include "core/editing/FrameSelection.h"
 #include "core/page/Frame.h"
 #include "core/page/FrameTree.h"
 #include "core/page/FrameView.h"
+#include "core/page/UseCounter.h"
 #include "core/platform/FloatConversion.h"
 #include "core/platform/graphics/FloatRect.h"
 #include "core/platform/graphics/transforms/AffineTransform.h"
 #include "core/rendering/RenderObject.h"
 #include "core/rendering/RenderPart.h"
 #include "core/rendering/svg/RenderSVGModelObject.h"
 #include "core/rendering/svg/RenderSVGResource.h"
 #include "core/rendering/svg/RenderSVGRoot.h"
 #include "core/rendering/svg/RenderSVGViewportContainer.h"
 #include "core/svg/SVGAngle.h"
@@ skipping 35 matching lines @@
     , m_y(LengthModeHeight)
     , m_width(LengthModeWidth, "100%")
     , m_height(LengthModeHeight, "100%")
     , m_useCurrentView(false)
     , m_zoomAndPan(SVGZoomAndPanMagnify)
     , m_timeContainer(SMILTimeContainer::create(this))
 {
     ASSERT(hasTagName(SVGNames::svgTag));
     ScriptWrappable::init(this);
     registerAnimatedPropertiesForSVGSVGElement();
+
+    UseCounter::count(&doc, UseCounter::SVGSVGElement);
 }
 
 PassRefPtr<SVGSVGElement> SVGSVGElement::create(const QualifiedName& tagName, Document& document)
 {
     return adoptRef(new SVGSVGElement(tagName, document));
 }
 
 SVGSVGElement::~SVGSVGElement()
 {
     if (m_viewSpec)
@@ skipping 665 matching lines @@
             continue;
 
         Element* element = toElement(node);
         if (element->getIdAttribute() == id)
             return element;
     }
     return 0;
 }
 
 }