Accelerate small canvases if Ganesh is on.

Source/web/ChromeClientImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 864 matching lines @@
     if (m_webView->autofillClient())
         m_webView->autofillClient()->textFieldDidEndEditing(WebInputElement(&inputElement));
 }
 
 void ChromeClientImpl::openTextDataListChooser(HTMLInputElement& input)
 {
     if (m_webView->autofillClient())
         m_webView->autofillClient()->openTextDataListChooser(WebInputElement(&input));
 }
 
+bool ChromeClientImpl::usesGpuRasterization()
+{
+    return m_webView->layerTreeView()->usesGpuRasterization();
+}
+
 PassOwnPtr<NavigatorContentUtilsClientImpl> NavigatorContentUtilsClientImpl::create(WebViewImpl* webView)
 {
     return adoptPtr(new NavigatorContentUtilsClientImpl(webView));
 }
 
 NavigatorContentUtilsClientImpl::NavigatorContentUtilsClientImpl(WebViewImpl* webView)
     : m_webView(webView)
 {
 }
 
 void NavigatorContentUtilsClientImpl::registerProtocolHandler(const String& scheme, const WebCore::KURL& baseURL, const WebCore::KURL& url, const String& title)
 {
     m_webView->client()->registerProtocolHandler(scheme, baseURL, url, title);
 }
 
 NavigatorContentUtilsClient::CustomHandlersState NavigatorContentUtilsClientImpl::isProtocolHandlerRegistered(const String& scheme, const WebCore::KURL& baseURL, const WebCore::KURL& url)
 {
     return static_cast<NavigatorContentUtilsClient::CustomHandlersState>(m_webView->client()->isProtocolHandlerRegistered(scheme, baseURL, url));
 }
 
 void NavigatorContentUtilsClientImpl::unregisterProtocolHandler(const String& scheme, const WebCore::KURL& baseURL, const WebCore::KURL& url)
 {
     m_webView->client()->unregisterProtocolHandler(scheme, baseURL, url);
 }
 
+
 } // namespace blink