cc: Stop cache transform invertibility at Layer and LayerImpl

cc/trees/layer_tree_host_common.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_common.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 
@@ skipping 170 matching lines @@
   DCHECK_EQ(scrolls.size(), 0u);
   for (int i = 0; i < proto.scrolls_size(); ++i) {
     scrolls.push_back(LayerTreeHostCommon::ScrollUpdateInfo());
     scrolls[i].FromProtobuf(proto.scrolls(i));
   }
   page_scale_delta = proto.page_scale_delta();
   elastic_overscroll_delta = ProtoToVector2dF(proto.elastic_overscroll_delta());
   top_controls_delta = proto.top_controls_delta();
 }
 
-
 static inline void SetMaskLayersAreDrawnRenderSurfaceLayerListMembers(
     LayerImpl* layer) {
   if (layer->mask_layer())
     layer->mask_layer()->set_is_drawn_render_surface_layer_list_member(true);
   if (layer->replica_layer() && layer->replica_layer()->mask_layer()) {
     layer->replica_layer()
         ->mask_layer()
         ->set_is_drawn_render_surface_layer_list_member(true);
   }
 }
@@ skipping 497 matching lines @@
 
 PropertyTrees* GetPropertyTrees(Layer* layer) {
   return layer->layer_tree_host()->property_trees();
 }
 
 PropertyTrees* GetPropertyTrees(LayerImpl* layer) {
   return layer->layer_tree_impl()->property_trees();
 }
 
 }  // namespace cc