cc: Add mailbox support to ResourceProvider write locks.

cc/tiles/tile_manager.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_TILES_TILE_MANAGER_H_
 #define CC_TILES_TILE_MANAGER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 102 matching lines @@
   // much resources as possible. Also, prevents any future work until a
   // SetResources call.
   void FinishTasksAndCleanUp();
 
   // Set the new given resource pool and tile task runner. Note that
   // FinishTasksAndCleanUp must be called in between consecutive calls to
   // SetResources.
   void SetResources(ResourcePool* resource_pool,
                     ImageDecodeController* image_decode_controller,
                     TileTaskManager* tile_task_manager,
+                    RasterBufferProvider* raster_buffer_provider,
                     size_t scheduled_raster_task_limit,
                     bool use_gpu_rasterization);
 
   // This causes any completed raster work to finalize, so that tiles get up to
   // date draw information.
   void Flush();
 
   ScopedTilePtr CreateTile(const Tile::CreateInfo& info,
                            int layer_id,
                            int source_frame_number,
                            int flags);
 
   bool IsReadyToActivate() const;
   bool IsReadyToDraw() const;
 
   std::unique_ptr<base::trace_event::ConvertableToTraceFormat>
   BasicStateAsValue() const;
   void BasicStateAsValueInto(base::trace_event::TracedValue* dict) const;
   const MemoryHistory::Entry& memory_stats_from_last_assign() const {
     return memory_stats_from_last_assign_;
   }
 
   // Public methods for testing.
   void InitializeTilesWithResourcesForTesting(const std::vector<Tile*>& tiles) {
     for (size_t i = 0; i < tiles.size(); ++i) {
       TileDrawInfo& draw_info = tiles[i]->draw_info();
       draw_info.resource_ = resource_pool_->AcquireResource(
           tiles[i]->desired_texture_size(),
-          tile_task_manager_->GetRasterBufferProvider()->GetResourceFormat(
-              false));
+          raster_buffer_provider_->GetResourceFormat(false));
     }
   }
 
   void ReleaseTileResourcesForTesting(const std::vector<Tile*>& tiles) {
     for (size_t i = 0; i < tiles.size(); ++i) {
       Tile* tile = tiles[i];
       FreeResourcesForTile(tile);
     }
   }
 
   void SetGlobalStateForTesting(
       const GlobalStateThatImpactsTilePriority& state) {
     global_state_ = state;
   }
 
   void SetTileTaskManagerForTesting(TileTaskManager* tile_task_manager);
 
+  void SetRasterBufferProviderForTesting(
+      RasterBufferProvider* raster_buffer_provider);
+
   void FreeResourcesAndCleanUpReleasedTilesForTesting() {
     FreeResourcesForReleasedTiles();
     CleanUpReleasedTiles();
   }
 
   std::vector<Tile*> AllTilesForTesting() const {
     std::vector<Tile*> tiles;
     for (auto& tile_pair : tiles_)
       tiles.push_back(tile_pair.second);
     return tiles;
@@ skipping 107 matching lines @@
   PrioritizedWorkToSchedule AssignGpuMemoryToTiles();
   void ScheduleTasks(const PrioritizedWorkToSchedule& work_to_schedule);
 
   std::unique_ptr<base::trace_event::ConvertableToTraceFormat>
   ScheduledTasksStateAsValue() const;
 
   TileManagerClient* client_;
   base::SequencedTaskRunner* task_runner_;
   ResourcePool* resource_pool_;
   TileTaskManager* tile_task_manager_;
+  RasterBufferProvider* raster_buffer_provider_;
   GlobalStateThatImpactsTilePriority global_state_;
   size_t scheduled_raster_task_limit_;
   const bool use_partial_raster_;
   bool use_gpu_rasterization_;
 
   std::unordered_map<Tile::Id, Tile*> tiles_;
 
   bool all_tiles_that_need_to_be_rasterized_are_scheduled_;
   MemoryHistory::Entry memory_stats_from_last_assign_;
 
@@ skipping 29 matching lines @@
   std::vector<std::pair<DrawImage, scoped_refptr<TileTask>>> locked_images_;
 
   base::WeakPtrFactory<TileManager> task_set_finished_weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TileManager);
 };
 
 }  // namespace cc
 
 #endif  // CC_TILES_TILE_MANAGER_H_