cc: Don't touch layer state during painting.

cc/layers/layer.cc

 // Copyright 2010 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.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 923 matching lines @@
   DCHECK(IsPropertyChangeAllowed());
   if (id == inputs_.sorting_context_id)
     return;
   inputs_.sorting_context_id = id;
   SetNeedsCommit();
   SetPropertyTreesNeedRebuild();
   SetSubtreePropertyChanged();
 }
 
 void Layer::SetTransformTreeIndex(int index) {
-  DCHECK(IsPropertyChangeAllowed());
+  CHECK(IsPropertyChangeAllowed());
   if (transform_tree_index_ == index)
     return;
   transform_tree_index_ = index;
   SetNeedsPushProperties();
 }
 
 int Layer::transform_tree_index() const {
   if (!layer_tree_host_ ||
       layer_tree_host_->property_trees()->sequence_number !=
           property_tree_sequence_number_) {
     return TransformTree::kInvalidNodeId;
   }
   return transform_tree_index_;
 }
 
 void Layer::SetClipTreeIndex(int index) {
-  DCHECK(IsPropertyChangeAllowed());
+  CHECK(IsPropertyChangeAllowed());
   if (clip_tree_index_ == index)
     return;
   clip_tree_index_ = index;
   SetNeedsPushProperties();
 }
 
 int Layer::clip_tree_index() const {
   if (!layer_tree_host_ ||
       layer_tree_host_->property_trees()->sequence_number !=
           property_tree_sequence_number_) {
     return ClipTree::kInvalidNodeId;
   }
   return clip_tree_index_;
 }
 
 void Layer::SetEffectTreeIndex(int index) {
-  DCHECK(IsPropertyChangeAllowed());
+  CHECK(IsPropertyChangeAllowed());
   if (effect_tree_index_ == index)
     return;
   effect_tree_index_ = index;
   SetNeedsPushProperties();
 }
 
 int Layer::effect_tree_index() const {
   if (!layer_tree_host_ ||
       layer_tree_host_->property_trees()->sequence_number !=
           property_tree_sequence_number_) {
     return EffectTree::kInvalidNodeId;
   }
   return effect_tree_index_;
 }
 
 void Layer::SetScrollTreeIndex(int index) {
-  DCHECK(IsPropertyChangeAllowed());
+  CHECK(IsPropertyChangeAllowed());
   if (scroll_tree_index_ == index)
     return;
   scroll_tree_index_ = index;
   SetNeedsPushProperties();
 }
 
 int Layer::scroll_tree_index() const {
   if (!layer_tree_host_ ||
       layer_tree_host_->property_trees()->sequence_number !=
           property_tree_sequence_number_) {
@@ skipping 441 matching lines @@
       ->subtree_has_copy_request;
 }
 
 gfx::Transform Layer::ScreenSpaceTransform() const {
   DCHECK_NE(transform_tree_index_, TransformTree::kInvalidNodeId);
   return draw_property_utils::ScreenSpaceTransform(
       this, layer_tree_host_->property_trees()->transform_tree);
 }
 
 }  // namespace cc