cc :: Move tracking of layer_property_changed to main thread (2)

cc/trees/layer_tree_host.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_host.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 463 matching lines @@
       DCHECK(host_impl->animation_host());
       animation_host_->PushPropertiesTo(host_impl->animation_host());
     }
   }
 
   // This must happen after synchronizing property trees and after push
   // properties, which updates property tree indices.
   sync_tree->UpdatePropertyTreeScrollingAndAnimationFromMainThread();
 
   micro_benchmark_controller_.ScheduleImplBenchmarks(host_impl);
+  property_trees_.transform_tree.ResetChangeTracking();
 }
 
 void LayerTreeHost::WillCommit() {
   OnCommitForSwapPromises();
   client_->WillCommit();
 }
 
 void LayerTreeHost::UpdateHudLayer() {
   if (debug_state_.ShowHudInfo()) {
     if (!hud_layer_.get()) {
@@ skipping 1094 matching lines @@
   LayerTreeHostCommon::CallFunctionForSubtree(
       root_layer(), [seq_num](Layer* layer) {
         layer->set_property_tree_sequence_number(seq_num);
       });
 
   surface_id_namespace_ = proto.surface_id_namespace();
   next_surface_sequence_ = proto.next_surface_sequence();
 }
 
 }  // namespace cc