CC Animations: Redirect all compositor animation requests to AnimationHost.

cc/trees/layer_tree_host_common.cc

Index: cc/trees/layer_tree_host_common.cc
diff --git a/cc/trees/layer_tree_host_common.cc b/cc/trees/layer_tree_host_common.cc
index 6b2c5b6d6c3c94be5aa9da22bc67403407f1633e..803c46fd5db511860509d896a3d7844e33d15b58 100644
--- a/cc/trees/layer_tree_host_common.cc
+++ b/cc/trees/layer_tree_host_common.cc
@@ -1051,8 +1051,7 @@ static inline void CalculateAnimationContentsScale(
   // scales and translations. We treat all non-translations as potentially
   // affecting scale. Animations that include non-translation/scale components
   // will cause the computation of MaximumScale below to fail.
-  bool layer_is_animating_scale =
-      !layer->layer_animation_controller()->HasOnlyTranslationTransforms();
+  bool layer_is_animating_scale = !layer->HasOnlyTranslationTransforms();
 
   if (!layer_is_animating_scale && !ancestor_is_animating_scale) {
     *combined_maximum_animation_contents_scale = 0.f;
@@ -1084,8 +1083,7 @@ static inline void CalculateAnimationContentsScale(
   }
 
   float layer_maximum_animated_scale = 0.f;
-  if (!layer->layer_animation_controller()->MaximumTargetScale(
-          &layer_maximum_animated_scale)) {
+  if (!layer->MaximumTargetScale(&layer_maximum_animated_scale)) {
     *combined_maximum_animation_contents_scale = 0.f;
     return;
   }