cc : Compute subtree has copy requests before property tree building

cc/layers/layer_impl.cc

 // Copyright 2012 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/layers/layer_impl.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 452 matching lines @@
 }
 
 void LayerImpl::ResetChangeTracking() {
   layer_property_changed_ = false;
   needs_push_properties_ = false;
 
   update_rect_.SetRect(0, 0, 0, 0);
   damage_rect_.SetRect(0, 0, 0, 0);
 }
 
-int LayerImpl::num_copy_requests_in_target_subtree() {
-  return GetEffectTree()
-      .Node(effect_tree_index())
-      ->num_copy_requests_in_subtree;
+bool LayerImpl::has_copy_requests_in_target_subtree() {
+  return GetEffectTree().Node(effect_tree_index())->subtree_has_copy_request;
 }
 
 void LayerImpl::UpdatePropertyTreeForScrollingAndAnimationIfNeeded() {
   if (scrollable())
     UpdatePropertyTreeScrollOffset();
 
   if (HasAnyAnimationTargetingProperty(TargetProperty::TRANSFORM)) {
     if (TransformNode* node =
             GetTransformTree().FindNodeFromElementId(element_id())) {
       bool has_potential_animation = HasPotentiallyRunningTransformAnimation();
@@ skipping 487 matching lines @@
 
 ScrollTree& LayerImpl::GetScrollTree() const {
   return GetPropertyTrees()->scroll_tree;
 }
 
 TransformTree& LayerImpl::GetTransformTree() const {
   return GetPropertyTrees()->transform_tree;
 }
 
 }  // namespace cc