Added preliminary support for tile rasterization with Ganesh

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 ce9b2801336019e52d41f31826e4f94fdbd8e687..6e4331c9dffd1baf8b76a16a0812413f8a34d928 100644
--- a/cc/resources/tile_manager.h
+++ b/cc/resources/tile_manager.h
@@ -14,6 +14,7 @@
 #include "base/values.h"
 #include "cc/base/ref_counted_managed.h"
 #include "cc/debug/rendering_stats_instrumentation.h"
+#include "cc/resources/ganesh_rasterizer.h"
 #include "cc/resources/managed_tile_state.h"
 #include "cc/resources/memory_history.h"
 #include "cc/resources/picture_pile_impl.h"
@@ -47,14 +48,17 @@ scoped_ptr<base::Value> RasterTaskCompletionStatsAsValue(
 // 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 RasterWorkerPoolClient,
+                              public GaneshRasterizerClient,
                               public RefCountedManager<Tile> {
  public:
   static scoped_ptr<TileManager> Create(
       TileManagerClient* client,
       ResourceProvider* resource_provider,
+      ContextProvider* context_provider,
       size_t num_raster_threads,
       RenderingStatsInstrumentation* rendering_stats_instrumentation,
       bool use_map_image,
+      bool use_ganesh,
       size_t max_transfer_buffer_usage_bytes,
       size_t max_raster_usage_bytes);
   virtual ~TileManager();
@@ -115,10 +119,16 @@ class CC_EXPORT TileManager : public RasterWorkerPoolClient,
     }
   }
 
+  // GaneshRasterizerClient interface
+  void OnGaneshRasterTaskCompleted(
+      Tile* tile, scoped_ptr<ResourcePool::Resource> resource,
+      bool was_canceled);
+
  protected:
   TileManager(TileManagerClient* client,
               ResourceProvider* resource_provider,
               scoped_ptr<RasterWorkerPool> raster_worker_pool,
+              scoped_ptr<GaneshRasterizer> ganesh_rasterizer,
               size_t num_raster_threads,
               size_t max_raster_usage_bytes,
               RenderingStatsInstrumentation* rendering_stats_instrumentation);
@@ -174,12 +184,14 @@ class CC_EXPORT TileManager : public RasterWorkerPoolClient,
   RasterWorkerPool::Task CreateImageDecodeTask(
       Tile* tile, skia::LazyPixelRef* pixel_ref);
   RasterWorkerPool::RasterTask CreateRasterTask(Tile* tile);
+  GaneshRasterizer::RasterTask* CreateGaneshRasterTask(Tile* tile);
   scoped_ptr<base::Value> GetMemoryRequirementsAsValue() const;
   void UpdatePrioritizedTileSetIfNeeded();
 
   TileManagerClient* client_;
   scoped_ptr<ResourcePool> resource_pool_;
   scoped_ptr<RasterWorkerPool> raster_worker_pool_;
+  scoped_ptr<GaneshRasterizer> ganesh_rasterizer_;
   GlobalStateThatImpactsTilePriority global_state_;
 
   typedef base::hash_map<Tile::Id, Tile*> TileMap;