Add use counters for recently launched canvas features

third_party/WebKit/Source/core/html/HTMLImageElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2010 Apple Inc. All rights
  * reserved.
  * Copyright (C) 2010 Google 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
@@ skipping 627 matching lines @@
     return nullptr;
   }
 
   if (cachedImage()->errorOccurred()) {
     *status = UndecodableSourceImageStatus;
     return nullptr;
   }
 
   RefPtr<Image> sourceImage;
   if (cachedImage()->getImage()->isSVGImage()) {
+    UseCounter::count(document(), UseCounter::SVGInCanvas2D);
     SVGImage* svgImage = toSVGImage(cachedImage()->getImage());
     IntSize imageSize =
         roundedIntSize(svgImage->concreteObjectSize(defaultObjectSize));
     sourceImage = SVGImageForContainer::create(
         svgImage, imageSize, 1, document().completeURL(imageSourceURL()));
   } else {
     sourceImage = cachedImage()->getImage();
   }
 
   *status = NormalSourceImageStatus;
@@ skipping 261 matching lines @@
 void HTMLImageElement::associateWith(HTMLFormElement* form) {
   if (form && form->isConnected()) {
     m_form = form;
     m_formWasSetByParser = true;
     m_form->associate(*this);
     m_form->didAssociateByParser();
   }
 };
 
 }  // namespace blink