cc: Separate the priority from the tile and put in new PrioritizedTile

cc/resources/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_RESOURCES_TILE_MANAGER_H_
 #define CC_RESOURCES_TILE_MANAGER_H_
 
 #include <deque>
 #include <queue>
 #include <set>
@@ skipping 182 matching lines @@
   void CleanUpReleasedTiles();
 
   // Overriden from RefCountedManager<Tile>:
   friend class Tile;
   void Release(Tile* tile) override;
 
   // Overriden from TileTaskRunnerClient:
   void DidFinishRunningTileTasks(TaskSet task_set) override;
   TaskSetCollection TasksThatShouldBeForcedToComplete() const override;
 
-  typedef std::vector<Tile*> TileVector;
+  typedef std::vector<PrioritizedTile> PrioritizedTileVector;
   typedef std::set<Tile*> TileSet;
 
   // Virtual for test
   virtual void ScheduleTasks(
-      const TileVector& tiles_that_need_to_be_rasterized);
+      const PrioritizedTileVector& tiles_that_need_to_be_rasterized);
 
-  void AssignGpuMemoryToTiles(RasterTilePriorityQueue* raster_priority_queue,
-                              size_t scheduled_raser_task_limit,
-                              TileVector* tiles_that_need_to_be_rasterized);
+  void AssignGpuMemoryToTiles(
+      RasterTilePriorityQueue* raster_priority_queue,
+      size_t scheduled_raser_task_limit,
+      PrioritizedTileVector* tiles_that_need_to_be_rasterized);
 
  private:
   class MemoryUsage {
    public:
     MemoryUsage();
     MemoryUsage(int64 memory_bytes, int resource_count);
 
     static MemoryUsage FromConfig(const gfx::Size& size, ResourceFormat format);
     static MemoryUsage FromTile(const Tile* tile);
 
@@ skipping 17 matching lines @@
                              const RasterSource::SolidColorAnalysis& analysis,
                              bool was_canceled);
   void UpdateTileDrawInfo(Tile* tile,
                           scoped_ptr<ScopedResource> resource,
                           const RasterSource::SolidColorAnalysis& analysis);
 
   void FreeResourcesForTile(Tile* tile);
   void FreeResourcesForTileAndNotifyClientIfTileWasReadyToDraw(Tile* tile);
   scoped_refptr<ImageDecodeTask> CreateImageDecodeTask(Tile* tile,
                                                        SkPixelRef* pixel_ref);
-  scoped_refptr<RasterTask> CreateRasterTask(Tile* tile);
+  scoped_refptr<RasterTask> CreateRasterTask(
+      const PrioritizedTile& prioritized_tile);
 
   scoped_ptr<EvictionTilePriorityQueue>
   FreeTileResourcesUntilUsageIsWithinLimit(
       scoped_ptr<EvictionTilePriorityQueue> eviction_priority_queue,
       const MemoryUsage& limit,
       MemoryUsage* usage);
   scoped_ptr<EvictionTilePriorityQueue>
   FreeTileResourcesWithLowerPriorityUntilUsageIsWithinLimit(
       scoped_ptr<EvictionTilePriorityQueue> eviction_priority_queue,
       const MemoryUsage& limit,
@@ skipping 46 matching lines @@
 
   bool did_notify_ready_to_activate_;
   bool did_notify_ready_to_draw_;
 
   DISALLOW_COPY_AND_ASSIGN(TileManager);
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_TILE_MANAGER_H_