Revert 220418 "cc: Block commit on activate by setting a flag on..."

trunk/src/cc/trees/layer_tree_host.h

Index: trunk/src/cc/trees/layer_tree_host.h
===================================================================
--- trunk/src/cc/trees/layer_tree_host.h	(revision 220454)
+++ trunk/src/cc/trees/layer_tree_host.h	(working copy)
@@ -191,8 +191,6 @@
   void SetNeedsRedrawRect(gfx::Rect damage_rect);
   bool CommitRequested() const;
 
-  void SetNextCommitWaitsForActivation();
-
   void SetAnimationEvents(scoped_ptr<AnimationEventsVector> events,
                           base::Time wall_clock_time);
 
@@ -268,6 +266,8 @@
     return animation_registrar_.get();
   }
 
+  bool BlocksPendingCommit() const;
+
   // Obtains a thorough dump of the LayerTreeHost as a value.
   scoped_ptr<base::Value> AsValue() const;