RemoveLayerAnimationEventObserver  415 cc/layers/layer.h   void RemoveLayerAnimationEventObserver(
RemoveLayerAnimationEventObserver  124 ui/compositor/layer.cc   cc_layer_->RemoveLayerAnimationEventObserver(this);
RemoveLayerAnimationEventObserver  470 ui/compositor/layer.cc   cc_layer_->RemoveLayerAnimationEventObserver(this);