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

Source/web/WebViewImpl.cpp

Index: Source/web/WebViewImpl.cpp
diff --git a/Source/web/WebViewImpl.cpp b/Source/web/WebViewImpl.cpp
index dd6d81c8600697c8b93816bf401129fc8ddd57ac..2c229b7e38933c2c56cdaf20657c4e59befac6ca 100644
--- a/Source/web/WebViewImpl.cpp
+++ b/Source/web/WebViewImpl.cpp
@@ -410,7 +410,7 @@ WebViewImpl::WebViewImpl(WebViewClient* client)
     , m_rootLayer(0)
     , m_rootGraphicsLayer(0)
     , m_rootTransformLayer(0)
-    , m_graphicsLayerFactory(adoptPtr(new GraphicsLayerFactoryChromium(this)))
+    , m_graphicsLayerFactory(adoptPtr(new GraphicsLayerFactoryChromium()))
     , m_matchesHeuristicsForGpuRasterization(false)
     , m_recreatingGraphicsContext(false)
     , m_flingModifier(0)
@@ -4228,12 +4228,6 @@ DeprecatedPaintLayerCompositor* WebViewImpl::compositor() const
     return page()->deprecatedLocalMainFrame()->document()->layoutView()->compositor();
 }
 
-void WebViewImpl::registerForAnimations(WebLayer* layer)
-{
-    if (m_layerTreeView)
-        m_layerTreeView->registerForAnimations(layer);
-}
-
 GraphicsLayer* WebViewImpl::rootGraphicsLayer()
 {
     return m_rootGraphicsLayer;
@@ -4277,7 +4271,7 @@ void WebViewImpl::initializeLayerTreeView()
     // make this assert necessary. We should make them not hit this code and then delete allowsBrokenNullLayerTreeView.
     ASSERT(m_layerTreeView || !m_client || m_client->allowsBrokenNullLayerTreeView());
 
-    if (RuntimeEnabledFeatures::compositorAnimationTimelinesEnabled() && Platform::current()->compositorSupport() && m_layerTreeView) {
+    if (m_layerTreeView) {
         m_linkHighlightsTimeline = adoptPtr(Platform::current()->compositorSupport()->createAnimationTimeline());
         attachCompositorAnimationTimeline(m_linkHighlightsTimeline.get());
     }