CC Animation: Remove meaningless method from WebLayer.

cc/blink/web_layer_impl.cc

Index: cc/blink/web_layer_impl.cc
diff --git a/cc/blink/web_layer_impl.cc b/cc/blink/web_layer_impl.cc
index 41efb47beee678b61941f7efe7d8f679c7e6ab25..ce265035dcd77a59362f349f71c1c126efd18393 100644
--- a/cc/blink/web_layer_impl.cc
+++ b/cc/blink/web_layer_impl.cc
@@ -265,13 +265,6 @@ void WebLayerImpl::removeAnimation(int animation_id) {
   layer_->RemoveAnimation(animation_id);
 }
 
-void WebLayerImpl::removeAnimation(
-    int animation_id,
-    blink::WebCompositorAnimation::TargetProperty target_property) {
-  layer_->RemoveAnimation(
-      animation_id, static_cast<Animation::TargetProperty>(target_property));
-}
-
 void WebLayerImpl::pauseAnimation(int animation_id, double time_offset) {
   layer_->PauseAnimation(animation_id, time_offset);
 }