Blink Compositor Animation: Erase old animation system.

third_party/WebKit/Source/core/animation/Animation.cpp

Index: third_party/WebKit/Source/core/animation/Animation.cpp
diff --git a/third_party/WebKit/Source/core/animation/Animation.cpp b/third_party/WebKit/Source/core/animation/Animation.cpp
index 794a0bfd9952b4062de584613e020677dc8c6282..33ddc283395969bb46fd91a4be33d3073a4cc3e6 100644
--- a/third_party/WebKit/Source/core/animation/Animation.cpp
+++ b/third_party/WebKit/Source/core/animation/Animation.cpp
@@ -904,7 +904,7 @@ void Animation::endUpdatingState()
 
 void Animation::createCompositorPlayer()
 {
-    if (RuntimeEnabledFeatures::compositorAnimationTimelinesEnabled() && Platform::current()->isThreadedAnimationEnabled() && !m_compositorPlayer) {
+    if (Platform::current()->isThreadedAnimationEnabled() && !m_compositorPlayer) {
         ASSERT(Platform::current()->compositorSupport());
         m_compositorPlayer = adoptPtr(CompositorFactory::current().createAnimationPlayer());
         ASSERT(m_compositorPlayer);
@@ -946,7 +946,7 @@ void Animation::detachCompositorTimeline()
 
 void Animation::attachCompositedLayers()
 {
-    if (!RuntimeEnabledFeatures::compositorAnimationTimelinesEnabled() || !m_compositorPlayer)
+    if (!m_compositorPlayer)
         return;
 
     ASSERT(m_content);
@@ -964,7 +964,6 @@ void Animation::detachCompositedLayers()
 
 void Animation::notifyAnimationStarted(double monotonicTime, int group)
 {
-    ASSERT(RuntimeEnabledFeatures::compositorAnimationTimelinesEnabled());
     timeline()->document()->compositorPendingAnimations().notifyCompositorAnimationStarted(monotonicTime, group);
 }