Revert "CC Animation: Introduce some dirty flags to optimize PushProperties on commit"

cc/animation/animation_host.h

Index: cc/animation/animation_host.h
diff --git a/cc/animation/animation_host.h b/cc/animation/animation_host.h
index 9c570e61840a753663f43a5dcfc80340071f56ac..4a7ffbfbb1accf7e63c933e1f2d3011fc6d0465b 100644
--- a/cc/animation/animation_host.h
+++ b/cc/animation/animation_host.h
@@ -79,8 +79,8 @@ class CC_EXPORT AnimationHost {
   }
   void SetMutatorHostClient(MutatorHostClient* client);
 
-  void SetNeedsPushProperties();
-  bool needs_push_properties() const { return needs_push_properties_; }
+  void SetNeedsCommit();
+  void SetNeedsRebuildPropertyTrees();
 
   void PushPropertiesTo(AnimationHost* host_impl);
 
@@ -170,6 +170,11 @@ class CC_EXPORT AnimationHost {
   const ElementToAnimationsMap& active_element_animations_for_testing() const;
   const ElementToAnimationsMap& all_element_animations_for_testing() const;
 
+  bool animation_waiting_for_deletion() const {
+    return animation_waiting_for_deletion_;
+  }
+  void OnAnimationWaitingForDeletion();
+
  private:
   explicit AnimationHost(ThreadInstance thread_instance);
 
@@ -195,7 +200,7 @@ class CC_EXPORT AnimationHost {
   const ThreadInstance thread_instance_;
 
   bool supports_scroll_animations_;
-  bool needs_push_properties_;
+  bool animation_waiting_for_deletion_;
 
   DISALLOW_COPY_AND_ASSIGN(AnimationHost);
 };