CompositingReasonFinder should use a virtual function instead of a nest of branches

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 693 matching lines @@
 GraphicsLayerFactory* ChromeClientImpl::graphicsLayerFactory() const
 {
     return m_webView->graphicsLayerFactory();
 }
 
 void ChromeClientImpl::attachRootGraphicsLayer(GraphicsLayer* rootLayer)
 {
     m_webView->setRootGraphicsLayer(rootLayer);
 }
 
-ChromeClient::CompositingTriggerFlags ChromeClientImpl::allowedCompositingTriggers() const
+WebCore::CompositingTriggerFlags ChromeClientImpl::allowedCompositingTriggers() const
 {
     if (!m_webView->allowsAcceleratedCompositing())
         return 0;
 
-    CompositingTriggerFlags flags = 0;
+    WebCore::CompositingTriggerFlags flags = 0;
     Settings& settings = m_webView->page()->settings();
     if (settings.acceleratedCompositingFor3DTransformsEnabled())
-        flags |= ThreeDTransformTrigger;
+        flags |= WebCore::ThreeDTransformTrigger;
     if (settings.acceleratedCompositingForVideoEnabled())
-        flags |= VideoTrigger;
+        flags |= WebCore::VideoTrigger;
     if (settings.acceleratedCompositingForPluginsEnabled())
-        flags |= PluginTrigger;
+        flags |= WebCore::PluginTrigger;
     if (settings.acceleratedCompositingForAnimationEnabled())
-        flags |= AnimationTrigger;
+        flags |= WebCore::AnimationTrigger;
     if (settings.acceleratedCompositingForCanvasEnabled())
-        flags |= CanvasTrigger;
+        flags |= WebCore::CanvasTrigger;
     if (settings.acceleratedCompositingForScrollableFramesEnabled())
-        flags |= ScrollableInnerFrameTrigger;
+        flags |= WebCore::ScrollableInnerFrameTrigger;
     if (settings.acceleratedCompositingForFiltersEnabled())
-        flags |= FilterTrigger;
+        flags |= WebCore::FilterTrigger;
 
     return flags;
 }
 
 void ChromeClientImpl::enterFullScreenForElement(Element* element)
 {
     m_webView->enterFullScreenForElement(element);
 }
 
 void ChromeClientImpl::exitFullScreenForElement(Element* element)
@@ skipping 223 matching lines @@
 {
     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