[Sketch] Animations: Torpedo the old intrusive animation system.

Source/web/GraphicsLayerFactoryChromium.h

Index: Source/web/GraphicsLayerFactoryChromium.h
diff --git a/Source/web/GraphicsLayerFactoryChromium.h b/Source/web/GraphicsLayerFactoryChromium.h
index b876bf560128954d38e9ad561eea1fba941648c4..369f3dc94b27a07ced1ba90ecd2dcce51b83140a 100644
--- a/Source/web/GraphicsLayerFactoryChromium.h
+++ b/Source/web/GraphicsLayerFactoryChromium.h
@@ -33,15 +33,11 @@ class WebViewImpl;
 
 class GraphicsLayerFactoryChromium final : public GraphicsLayerFactory {
 public:
-    explicit GraphicsLayerFactoryChromium(WebViewImpl*);
+    explicit GraphicsLayerFactoryChromium();
 
     virtual ~GraphicsLayerFactoryChromium();
 
     virtual PassOwnPtr<GraphicsLayer> createGraphicsLayer(GraphicsLayerClient*) override;
-
-private:
-    // The owner of this GraphicsLayerFactoryChromium.
-    WebViewImpl* m_webView;
 };
 
 } // namespace blink