tracing: Make ConvertableToTraceFormat move-only scoped_ptr

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 67 matching lines @@
  protected:
   virtual ~TileManagerClient() {}
 };
 
 struct RasterTaskCompletionStats {
   RasterTaskCompletionStats();
 
   size_t completed_count;
   size_t canceled_count;
 };
-scoped_refptr<base::trace_event::ConvertableToTraceFormat>
+scoped_ptr<base::trace_event::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:
   static scoped_ptr<TileManager> Create(TileManagerClient* client,
                                         base::SequencedTaskRunner* task_runner,
@@ skipping 30 matching lines @@
                            int source_frame_number,
                            int flags);
 
   bool IsReadyToActivate() const;
   bool IsReadyToDraw() const;
 
   ImageDecodeController* GetImageDecodeController() {
     return &image_decode_controller_;
   }
 
-  scoped_refptr<base::trace_event::ConvertableToTraceFormat> BasicStateAsValue()
+  scoped_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();
@@ skipping 124 matching lines @@
   ResourceFormat DetermineResourceFormat(const Tile* tile) const;
   bool DetermineResourceRequiresSwizzle(const Tile* tile) const;
 
   void DidFinishRunningTileTasksRequiredForActivation();
   void DidFinishRunningTileTasksRequiredForDraw();
   void DidFinishRunningAllTileTasks();
 
   scoped_refptr<TileTask> CreateTaskSetFinishedTask(
       void (TileManager::*callback)());
 
-  scoped_refptr<base::trace_event::ConvertableToTraceFormat>
+  scoped_ptr<base::trace_event::ConvertableToTraceFormat>
   ScheduledTasksStateAsValue() const;
 
   TileManagerClient* client_;
   scoped_refptr<base::SequencedTaskRunner> task_runner_;
   ResourcePool* resource_pool_;
   TileTaskRunner* tile_task_runner_;
   GlobalStateThatImpactsTilePriority global_state_;
   size_t scheduled_raster_task_limit_;
   const bool use_partial_raster_;
   bool use_gpu_rasterization_;
@@ skipping 45 matching lines @@
   std::unordered_map<Tile::Id, std::vector<DrawImage>> scheduled_draw_images_;
 
   base::WeakPtrFactory<TileManager> task_set_finished_weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TileManager);
 };
 
 }  // namespace cc
 
 #endif  // CC_TILES_TILE_MANAGER_H_