cc: Add new RasterWorkerPool interface.

cc/resources/tile_manager.h

Index: cc/resources/tile_manager.h
diff --git a/cc/resources/tile_manager.h b/cc/resources/tile_manager.h
index c43b857ba610f9af3eea9de89d460544a9a6b7e3..15c0287958cb38c9f7d3961c4d174964520531c3 100644
--- a/cc/resources/tile_manager.h
+++ b/cc/resources/tile_manager.h
@@ -60,7 +60,7 @@ scoped_ptr<base::Value> TileManagerBinPriorityAsValue(
 // should no longer have any memory assigned to them. Tile objects are "owned"
 // by layers; they automatically register with the manager when they are
 // created, and unregister from the manager when they are deleted.
-class CC_EXPORT TileManager : public WorkerPoolClient {
+class CC_EXPORT TileManager {
  public:
   typedef base::hash_set<uint32_t> PixelRefSet;
 
@@ -80,7 +80,6 @@ class CC_EXPORT TileManager : public WorkerPoolClient {
 
   void ManageTiles();
   void CheckForCompletedTileUploads();
-  void AbortPendingTileUploads();
 
   scoped_ptr<base::Value> BasicStateAsValue() const;
   scoped_ptr<base::Value> AllTilesAsValue() const;
@@ -92,9 +91,6 @@ class CC_EXPORT TileManager : public WorkerPoolClient {
     return memory_stats_from_last_assign_;
   }
 
-  // Overridden from WorkerPoolClient:
-  virtual void DidFinishDispatchingWorkerPoolCompletionCallbacks() OVERRIDE;
-
   void WillModifyTilePriorities() {
     ScheduleManageTiles();
   }
@@ -135,7 +131,6 @@ class CC_EXPORT TileManager : public WorkerPoolClient {
   void SortTiles();
   void AssignGpuMemoryToTiles();
   void FreeResourcesForTile(Tile* tile);
-  void ForceTileUploadToComplete(Tile* tile);
   void ScheduleManageTiles() {
     if (manage_tiles_pending_)
       return;
@@ -146,10 +141,9 @@ class CC_EXPORT TileManager : public WorkerPoolClient {
       Tile* tile, skia::LazyPixelRef* pixel_ref);
   void OnImageDecodeTaskCompleted(
       scoped_refptr<Tile> tile,
-      uint32_t pixel_ref_id,
-      bool was_canceled);
+      uint32_t pixel_ref_id);
   RasterTaskMetadata GetRasterTaskMetadata(const Tile& tile) const;
-  RasterWorkerPool::Task CreateRasterTask(Tile* tile);
+  RasterWorkerPool::RasterTask CreateRasterTask(Tile* tile);
   void OnRasterTaskCompleted(
       scoped_refptr<Tile> tile,
       scoped_ptr<ResourcePool::Resource> resource,
@@ -166,9 +160,10 @@ class CC_EXPORT TileManager : public WorkerPoolClient {
       skia::LazyPixelRef* pixel_ref,
       int layer_id,
       RenderingStatsInstrumentation* stats_instrumentation);
-  static void RunAnalyzeAndRasterTask(
-      const RasterWorkerPool::PictureTask::Callback& analyze_task,
-      const RasterWorkerPool::PictureTask::Callback& raster_task,
+  static bool RunAnalyzeAndRasterTask(
+      const base::Callback<void(PicturePileImpl*)>& analyze_task,
+      const RasterWorkerPool::RasterTask::Callback& raster_task,
+      uint8* buffer,
       PicturePileImpl* picture_pile);
   static void RunAnalyzeTask(
       PicturePileImpl::Analysis* analysis,
@@ -178,13 +173,13 @@ class CC_EXPORT TileManager : public WorkerPoolClient {
       const RasterTaskMetadata& metadata,
       RenderingStatsInstrumentation* stats_instrumentation,
       PicturePileImpl* picture_pile);
-  static void RunRasterTask(
-      uint8* buffer,
+  static bool RunRasterTask(
       PicturePileImpl::Analysis* analysis,
       gfx::Rect rect,
       float contents_scale,
       const RasterTaskMetadata& metadata,
       RenderingStatsInstrumentation* stats_instrumentation,
+      uint8* buffer,
       PicturePileImpl* picture_pile);
 
   TileManagerClient* client_;
@@ -203,10 +198,6 @@ class CC_EXPORT TileManager : public WorkerPoolClient {
   typedef base::hash_map<uint32_t, RasterWorkerPool::Task> PixelRefMap;
   PixelRefMap pending_decode_tasks_;
 
-  typedef std::queue<scoped_refptr<Tile> > TileQueue;
-  TileQueue tiles_with_pending_upload_;
-  size_t bytes_pending_upload_;
-  bool has_performed_uploads_since_last_flush_;
   bool ever_exceeded_memory_budget_;
   MemoryHistory::Entry memory_stats_from_last_assign_;
 
@@ -215,8 +206,6 @@ class CC_EXPORT TileManager : public WorkerPoolClient {
   bool use_color_estimator_;
   bool did_initialize_visible_tile_;
 
-  size_t max_pending_tasks_;
-
   DISALLOW_COPY_AND_ASSIGN(TileManager);
 };