cc: Start using raster/eviction iterators.

cc/trees/layer_tree_host_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_TREES_LAYER_TREE_HOST_IMPL_H_
 #define CC_TREES_LAYER_TREE_HOST_IMPL_H_
 
 #include <list>
 #include <set>
 #include <string>
@@ skipping 399 matching lines @@
   template <typename RenderPassCuller>
       static void RemoveRenderPasses(RenderPassCuller culler, FrameData* frame);
 
   gfx::Vector2dF accumulated_root_overscroll() const {
     return accumulated_root_overscroll_;
   }
 
   bool pinch_gesture_active() const { return pinch_gesture_active_; }
 
   void SetTreePriority(TreePriority priority);
+  TreePriority GetTreePriority() const;
 
   void UpdateCurrentBeginFrameArgs(const BeginFrameArgs& args);
   void ResetCurrentBeginFrameArgsForNextFrame();
   virtual BeginFrameArgs CurrentBeginFrameArgs() const;
 
   // Expected time between two begin impl frame calls.
   base::TimeDelta begin_impl_frame_interval() const {
     return begin_impl_frame_interval_;
   }
 
@@ skipping 278 matching lines @@
   std::vector<PictureLayerImpl::Pair> picture_layer_pairs_;
 
   bool requires_high_res_to_draw_;
 
   DISALLOW_COPY_AND_ASSIGN(LayerTreeHostImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_TREES_LAYER_TREE_HOST_IMPL_H_