Send takeover msg from MT to CC using the animation path.

cc/trees/layer_tree_impl.cc

 // Copyright 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/trees/layer_tree_impl.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 2000 matching lines @@
       ->HasPotentiallyRunningTransformAnimation(layer->id(), list_type);
 }
 
 bool LayerTreeImpl::HasAnyAnimationTargetingProperty(
     const LayerImpl* layer,
     TargetProperty::Type property) const {
   return layer_tree_host_impl_->animation_host()
       ->HasAnyAnimationTargetingProperty(layer->id(), property);
 }
 
-bool LayerTreeImpl::ScrollOffsetIsAnimatingOnImplOnly(
-    const LayerImpl* layer) const {
-  return layer_tree_host_impl_->animation_host()
-      ->ScrollOffsetIsAnimatingOnImplOnly(layer->id());
-}
-
 bool LayerTreeImpl::AnimationsPreserveAxisAlignment(
     const LayerImpl* layer) const {
   return layer_tree_host_impl_->animation_host()
       ->AnimationsPreserveAxisAlignment(layer->id());
 }
 
 bool LayerTreeImpl::HasOnlyTranslationTransforms(const LayerImpl* layer) const {
   ElementListType list_type =
       IsActiveTree() ? ElementListType::ACTIVE : ElementListType::PENDING;
   return layer_tree_host_impl_->animation_host()->HasOnlyTranslationTransforms(
@@ skipping 57 matching lines @@
 }
 
 void LayerTreeImpl::ResetAllChangeTracking() {
   layers_that_should_push_properties_.clear();
   for (auto* layer : *this)
     layer->ResetChangeTracking();
   property_trees_.ResetAllChangeTracking();
 }
 
 }  // namespace cc