cc: Move copy requests from layers to the effect tree

cc/trees/layer_tree_impl.h

 // 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.
 
 #ifndef CC_TREES_LAYER_TREE_IMPL_H_
 #define CC_TREES_LAYER_TREE_IMPL_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 121 matching lines @@
   void AsValueInto(base::trace_event::TracedValue* dict) const;
 
   // Other public methods
   // ---------------------------------------------------------------------------
   LayerImpl* root_layer() const { return root_layer_; }
   void SetRootLayer(std::unique_ptr<LayerImpl>);
   bool IsRootLayer(const LayerImpl* layer) const;
   std::unique_ptr<OwnedLayerImplList> DetachLayers();
   void ClearLayers();
 
-  void SetPropertyTrees(const PropertyTrees& property_trees) {
-    property_trees_ = property_trees;
-    property_trees_.is_main_thread = false;
-    property_trees_.is_active = IsActiveTree();
-    property_trees_.transform_tree.set_source_to_parent_updates_allowed(false);
-    // The value of some effect node properties (like is_drawn) depends on
-    // whether we are on the active tree or not. So, we need to update the
-    // effect tree.
-    if (IsActiveTree())
-      property_trees_.effect_tree.set_needs_update(true);
-  }
+  void SetPropertyTrees(PropertyTrees* property_trees);
   PropertyTrees* property_trees() { return &property_trees_; }
 
   void UpdatePropertyTreesForBoundsDelta();
 
   void PushPropertiesTo(LayerTreeImpl* tree_impl);
 
   void MoveChangeTrackingToLayers();
 
   LayerListIterator<LayerImpl> begin();
   LayerListIterator<LayerImpl> end();
@@ skipping 222 matching lines @@
     return picture_layers_;
   }
 
   void RegisterScrollbar(ScrollbarLayerImplBase* scrollbar_layer);
   void UnregisterScrollbar(ScrollbarLayerImplBase* scrollbar_layer);
   ScrollbarSet ScrollbarsFor(int scroll_layer_id) const;
 
   void RegisterScrollLayer(LayerImpl* layer);
   void UnregisterScrollLayer(LayerImpl* layer);
 
-  void AddLayerWithCopyOutputRequest(LayerImpl* layer);
-  void RemoveLayerWithCopyOutputRequest(LayerImpl* layer);
-  const std::vector<LayerImpl*>& LayersWithCopyOutputRequest() const;
-
   void AddSurfaceLayer(LayerImpl* layer);
   void RemoveSurfaceLayer(LayerImpl* layer);
   const std::vector<LayerImpl*>& SurfaceLayers() const {
     return surface_layers_;
   }
 
   LayerImpl* FindFirstScrollingLayerOrScrollbarLayerThatIsHitByPoint(
       const gfx::PointF& screen_space_point);
 
   LayerImpl* FindLayerThatIsHitByPoint(const gfx::PointF& screen_space_point);
@@ skipping 130 matching lines @@
   // derived from LayerImpl::scroll_clip_layer_ and exists to avoid O(n) walks.)
   std::unordered_map<int, int> clip_scroll_map_;
 
   // Maps scroll layer ids to scrollbar layer ids.  For each scroll layer, there
   // may be 1 or 2 scrollbar layers (for vertical and horizontal).  (This is
   // derived from ScrollbarLayerImplBase::scroll_layer_id_ and exists to avoid
   // O(n) walks.)
   std::multimap<int, int> scrollbar_map_;
 
   std::vector<PictureLayerImpl*> picture_layers_;
-  std::vector<LayerImpl*> layers_with_copy_output_request_;
   std::vector<LayerImpl*> surface_layers_;
 
   // List of visible layers for the most recently prepared frame.
   LayerImplList render_surface_layer_list_;
   // After drawing the |render_surface_layer_list_| the areas in this region
   // would not be fully covered by opaque content.
   Region unoccluded_screen_space_region_;
 
   bool viewport_size_invalid_;
   bool needs_update_draw_properties_;
@@ skipping 26 matching lines @@
 
   std::unique_ptr<PendingPageScaleAnimation> pending_page_scale_animation_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(LayerTreeImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_TREES_LAYER_TREE_IMPL_H_