cc: Generalize raster task notifications

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 69 matching lines @@
 scoped_refptr<base::debug::ConvertableToTraceFormat>
     RasterTaskCompletionStatsAsValue(const RasterTaskCompletionStats& stats);
 
 // This class manages tiles, deciding which should get rasterized and which
 // 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 RasterizerClient,
                               public RefCountedManager<Tile> {
  public:
+  enum NamedTaskSet {
+    HIGH_RESOLUTION_IN_NOW_BIN_ON_ACTIVE_TREE = 0,
+    REQUIRED_FOR_ACTIVATION = 1,
+    ALL = 2,
+    // Adding additional values requires increasing kNumberOfTaskSets in
+    // rasterizer.h
+  };
+
   static scoped_ptr<TileManager> Create(
       TileManagerClient* client,
       base::SequencedTaskRunner* task_runner,
       ResourcePool* resource_pool,
       Rasterizer* rasterizer,
       RenderingStatsInstrumentation* rendering_stats_instrumentation);
   virtual ~TileManager();
 
   void ManageTiles(const GlobalStateThatImpactsTilePriority& state);
 
@@ skipping 68 matching lines @@
   friend class Tile;
   void DidChangeTilePriority(Tile* tile);
 
   void FreeResourcesForReleasedTiles();
   void CleanUpReleasedTiles();
 
   // Overriden from RefCountedManager<Tile>:
   virtual void Release(Tile* tile) OVERRIDE;
 
   // Overriden from RasterizerClient:
-  virtual bool ShouldForceTasksRequiredForActivationToComplete() const OVERRIDE;
-  virtual void DidFinishRunningTasks() OVERRIDE;
-  virtual void DidFinishRunningTasksRequiredForActivation() OVERRIDE;
+  virtual void DidFinishRunningTasks(TaskSet task_set) OVERRIDE;
+  virtual TaskSetCollection TasksThatShouldBeForcedToComplete() const OVERRIDE;
+  virtual base::debug::TraceEventSyntheticDelay* SyntheticDelayForTasks(
+      TaskSet task_set) const OVERRIDE;
 
   typedef std::vector<Tile*> TileVector;
   typedef std::set<Tile*> TileSet;
 
   // Virtual for test
   virtual void ScheduleTasks(
       const TileVector& tiles_that_need_to_be_rasterized);
 
   void AssignGpuMemoryToTiles(PrioritizedTileSet* tiles,
                               TileVector* tiles_that_need_to_be_rasterized);
@@ skipping 66 matching lines @@
 
   ResourceFormat resource_format_;
 
   // Queue used when scheduling raster tasks.
   RasterTaskQueue raster_queue_;
 
   std::vector<scoped_refptr<RasterTask> > orphan_raster_tasks_;
 
   UniqueNotifier ready_to_activate_check_notifier_;
 
+  base::debug::TraceEventSyntheticDelay*
+      raster_required_for_activation_synthetic_delay_;
+
   DISALLOW_COPY_AND_ASSIGN(TileManager);
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_TILE_MANAGER_H_