cc: Compute target space transform dynamically

cc/layers/layer_impl.h

 // 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.
 
 #ifndef CC_LAYERS_LAYER_IMPL_H_
 #define CC_LAYERS_LAYER_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 99 matching lines @@
   void set_property_tree_sequence_number(int sequence_number) {}
 
   void SetTransformTreeIndex(int index);
   int transform_tree_index() const { return transform_tree_index_; }
 
   void SetClipTreeIndex(int index);
   int clip_tree_index() const { return clip_tree_index_; }
 
   void SetEffectTreeIndex(int index);
   int effect_tree_index() const { return effect_tree_index_; }
+  int render_target_effect_tree_index() const;
 
   void SetScrollTreeIndex(int index);
   int scroll_tree_index() const { return scroll_tree_index_; }
 
   void set_offset_to_transform_parent(const gfx::Vector2dF& offset) {
     offset_to_transform_parent_ = offset;
   }
   gfx::Vector2dF offset_to_transform_parent() const {
     return offset_to_transform_parent_;
   }
@@ skipping 460 matching lines @@
   bool scrolls_drawn_descendant_ : 1;
   bool has_will_change_transform_hint_ : 1;
   bool needs_push_properties_ : 1;
 
   DISALLOW_COPY_AND_ASSIGN(LayerImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_LAYER_IMPL_H_