cc: Remove FinishAllRendering, as it doesn't do anything anymore.

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 <stddef.h>
 
 #include <bitset>
@@ skipping 380 matching lines @@
   void OnCanDrawStateChangedForTree();
 
   // Implementation.
   int id() const { return id_; }
   bool CanDraw() const;
   OutputSurface* output_surface() const { return output_surface_; }
   void ReleaseOutputSurface();
 
   std::string LayerTreeAsJson() const;
 
-  void FinishAllRendering();
   int RequestedMSAASampleCount() const;
 
   virtual bool InitializeRenderer(OutputSurface* output_surface);
   TileManager* tile_manager() { return &tile_manager_; }
 
   void SetHasGpuRasterizationTrigger(bool flag) {
     has_gpu_rasterization_trigger_ = flag;
     UpdateGpuRasterizationStatus();
   }
   void SetContentIsSuitableForGpuRasterization(bool flag) {
@@ skipping 433 matching lines @@
 
   std::unique_ptr<PendingTreeDurationHistogramTimer>
       pending_tree_duration_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(LayerTreeHostImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_TREES_LAYER_TREE_HOST_IMPL_H_