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

Source/platform/graphics/GraphicsLayer.cpp

Index: Source/platform/graphics/GraphicsLayer.cpp
diff --git a/Source/platform/graphics/GraphicsLayer.cpp b/Source/platform/graphics/GraphicsLayer.cpp
index 940839557fb9c270d99e6b0d1d20a4cdb23d31ef..efc69aaf9c58287e3972a3dfcaba689030e47b66 100644
--- a/Source/platform/graphics/GraphicsLayer.cpp
+++ b/Source/platform/graphics/GraphicsLayer.cpp
@@ -1049,27 +1049,6 @@ void GraphicsLayer::setContentsToNinePatch(Image* image, const IntRect& aperture
     setContentsTo(m_ninePatchLayer ? m_ninePatchLayer->layer() : 0);
 }
 
-bool GraphicsLayer::addAnimation(PassOwnPtr<WebCompositorAnimation> popAnimation)
-{
-    OwnPtr<WebCompositorAnimation> animation(popAnimation);
-    ASSERT(animation);
-    platformLayer()->setAnimationDelegate(this);
-
-    // Remove any existing animations with the same animation id and target property.
-    platformLayer()->removeAnimation(animation->id(), animation->targetProperty());
-    return platformLayer()->addAnimation(animation.leakPtr());
-}
-
-void GraphicsLayer::pauseAnimation(int animationId, double timeOffset)
-{
-    platformLayer()->pauseAnimation(animationId, timeOffset);
-}
-
-void GraphicsLayer::removeAnimation(int animationId)
-{
-    platformLayer()->removeAnimation(animationId);
-}
-
 WebLayer* GraphicsLayer::platformLayer() const
 {
     return m_layer->layer();
@@ -1134,18 +1113,6 @@ void GraphicsLayer::paint(GraphicsContext& context, const IntRect& clip)
 }
 
 
-void GraphicsLayer::notifyAnimationStarted(double monotonicTime, int group)
-{
-    if (m_client)
-        m_client->notifyAnimationStarted(this, monotonicTime, group);
-}
-
-void GraphicsLayer::notifyAnimationFinished(double, int group)
-{
-    if (m_scrollableArea)
-        m_scrollableArea->notifyCompositorAnimationFinished(group);
-}
-
 void GraphicsLayer::didScroll()
 {
     if (m_scrollableArea) {