Convert //cc from scoped_ptr to std::unique_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>
 
+#include <memory>
 #include <set>
 #include <unordered_map>
 #include <utility>
 #include <vector>
 
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/values.h"
 #include "cc/base/unique_notifier.h"
 #include "cc/playback/raster_source.h"
 #include "cc/raster/tile_task_runner.h"
 #include "cc/resources/memory_history.h"
 #include "cc/resources/resource_pool.h"
 #include "cc/tiles/eviction_tile_priority_queue.h"
 #include "cc/tiles/image_decode_controller.h"
 #include "cc/tiles/raster_tile_priority_queue.h"
 #include "cc/tiles/tile.h"
@@ skipping 25 matching lines @@
   // Called when the visible representation of a tile might have changed. Some
   // examples are:
   // - Tile version initialized.
   // - Tile resources freed.
   // - Tile marked for on-demand raster.
   virtual void NotifyTileStateChanged(const Tile* tile) = 0;
 
   // Given an empty raster tile priority queue, this will build a priority queue
   // that will return tiles in order in which they should be rasterized.
   // Note if the queue was previous built, Reset must be called on it.
-  virtual scoped_ptr<RasterTilePriorityQueue> BuildRasterQueue(
+  virtual std::unique_ptr<RasterTilePriorityQueue> BuildRasterQueue(
       TreePriority tree_priority,
       RasterTilePriorityQueue::Type type) = 0;
 
   // Given an empty eviction tile priority queue, this will build a priority
   // queue that will return tiles in order in which they should be evicted.
   // Note if the queue was previous built, Reset must be called on it.
-  virtual scoped_ptr<EvictionTilePriorityQueue> BuildEvictionQueue(
+  virtual std::unique_ptr<EvictionTilePriorityQueue> BuildEvictionQueue(
       TreePriority tree_priority) = 0;
 
   // Informs the client that due to the currently rasterizing (or scheduled to
   // be rasterized) tiles, we will be in a position that will likely require a
   // draw. This can be used to preemptively start a frame.
   virtual void SetIsLikelyToRequireADraw(bool is_likely_to_require_a_draw) = 0;
 
  protected:
   virtual ~TileManagerClient() {}
 };
 
 struct RasterTaskCompletionStats {
   RasterTaskCompletionStats();
 
   size_t completed_count;
   size_t canceled_count;
 };
-scoped_ptr<base::trace_event::ConvertableToTraceFormat>
+std::unique_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,
-                                        size_t scheduled_raster_task_limit,
-                                        bool use_partial_raster);
+  static std::unique_ptr<TileManager> Create(
+      TileManagerClient* client,
+      base::SequencedTaskRunner* task_runner,
+      size_t scheduled_raster_task_limit,
+      bool use_partial_raster);
   virtual ~TileManager();
 
   // Assigns tile memory and schedules work to prepare tiles for drawing.
   // - Runs client_->NotifyReadyToActivate() when all tiles required for
   // activation are prepared, or failed to prepare due to OOM.
   // - Runs client_->NotifyReadyToDraw() when all tiles required draw are
   // prepared, or failed to prepare due to OOM.
   bool PrepareTiles(const GlobalStateThatImpactsTilePriority& state);
 
   // Synchronously finish any in progress work, cancel the rest, and clean up as
@@ skipping 15 matching lines @@
   void Flush();
 
   ScopedTilePtr CreateTile(const Tile::CreateInfo& info,
                            int layer_id,
                            int source_frame_number,
                            int flags);
 
   bool IsReadyToActivate() const;
   bool IsReadyToDraw() const;
 
-  scoped_ptr<base::trace_event::ConvertableToTraceFormat> BasicStateAsValue()
-      const;
+  std::unique_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();
       draw_info.resource_ = resource_pool_->AcquireResource(
@@ skipping 96 matching lines @@
   void OnRasterTaskCompleted(
       Tile::Id tile,
       Resource* resource,
       bool was_canceled);
 
   void FreeResourcesForTile(Tile* tile);
   void FreeResourcesForTileAndNotifyClientIfTileWasReadyToDraw(Tile* tile);
   scoped_refptr<RasterTask> CreateRasterTask(
       const PrioritizedTile& prioritized_tile);
 
-  scoped_ptr<EvictionTilePriorityQueue>
+  std::unique_ptr<EvictionTilePriorityQueue>
   FreeTileResourcesUntilUsageIsWithinLimit(
-      scoped_ptr<EvictionTilePriorityQueue> eviction_priority_queue,
+      std::unique_ptr<EvictionTilePriorityQueue> eviction_priority_queue,
       const MemoryUsage& limit,
       MemoryUsage* usage);
-  scoped_ptr<EvictionTilePriorityQueue>
+  std::unique_ptr<EvictionTilePriorityQueue>
   FreeTileResourcesWithLowerPriorityUntilUsageIsWithinLimit(
-      scoped_ptr<EvictionTilePriorityQueue> eviction_priority_queue,
+      std::unique_ptr<EvictionTilePriorityQueue> eviction_priority_queue,
       const MemoryUsage& limit,
       const TilePriority& oother_priority,
       MemoryUsage* usage);
   bool TilePriorityViolatesMemoryPolicy(const TilePriority& priority);
   bool AreRequiredTilesReadyToDraw(RasterTilePriorityQueue::Type type) const;
   void CheckIfMoreTilesNeedToBePrepared();
   void CheckAndIssueSignals();
-  bool MarkTilesOutOfMemory(scoped_ptr<RasterTilePriorityQueue> queue) const;
+  bool MarkTilesOutOfMemory(
+      std::unique_ptr<RasterTilePriorityQueue> queue) const;
 
   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_ptr<base::trace_event::ConvertableToTraceFormat>
+  std::unique_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_