Convert //cc from scoped_ptr to std::unique_ptr.

cc/raster/one_copy_tile_task_worker_pool.h

Index: cc/raster/one_copy_tile_task_worker_pool.h
diff --git a/cc/raster/one_copy_tile_task_worker_pool.h b/cc/raster/one_copy_tile_task_worker_pool.h
index f691232c33caee2269be9d2cf7e838059312de1d..1c7a89aa8431368f8e1f68cad1ee152a139644d4 100644
--- a/cc/raster/one_copy_tile_task_worker_pool.h
+++ b/cc/raster/one_copy_tile_task_worker_pool.h
@@ -45,7 +45,7 @@ class CC_EXPORT OneCopyTileTaskWorkerPool
  public:
   ~OneCopyTileTaskWorkerPool() override;
 
-  static scoped_ptr<TileTaskWorkerPool> Create(
+  static std::unique_ptr<TileTaskWorkerPool> Create(
       base::SequencedTaskRunner* task_runner,
       TaskGraphRunner* task_graph_runner,
       ContextProvider* context_provider,
@@ -66,11 +66,11 @@ class CC_EXPORT OneCopyTileTaskWorkerPool
   bool GetResourceRequiresSwizzle(bool must_support_alpha) const override;
 
   // Overridden from TileTaskClient:
-  scoped_ptr<RasterBuffer> AcquireBufferForRaster(
+  std::unique_ptr<RasterBuffer> AcquireBufferForRaster(
       const Resource* resource,
       uint64_t resource_content_id,
       uint64_t previous_content_id) override;
-  void ReleaseBufferForRaster(scoped_ptr<RasterBuffer> buffer) override;
+  void ReleaseBufferForRaster(std::unique_ptr<RasterBuffer> buffer) override;
 
   // Overridden from base::trace_event::MemoryDumpProvider:
   bool OnMemoryDump(const base::trace_event::MemoryDumpArgs& args,
@@ -109,7 +109,7 @@ class CC_EXPORT OneCopyTileTaskWorkerPool
 
     const gfx::Size size;
     const ResourceFormat format;
-    scoped_ptr<gfx::GpuMemoryBuffer> gpu_memory_buffer;
+    std::unique_ptr<gfx::GpuMemoryBuffer> gpu_memory_buffer;
     base::TimeTicks last_usage;
     unsigned texture_id;
     unsigned image_id;
@@ -122,14 +122,16 @@ class CC_EXPORT OneCopyTileTaskWorkerPool
   void RemoveStagingBuffer(const StagingBuffer* staging_buffer);
   void MarkStagingBufferAsFree(const StagingBuffer* staging_buffer);
   void MarkStagingBufferAsBusy(const StagingBuffer* staging_buffer);
-  scoped_ptr<StagingBuffer> AcquireStagingBuffer(const Resource* resource,
-                                                 uint64_t previous_content_id);
+  std::unique_ptr<StagingBuffer> AcquireStagingBuffer(
+      const Resource* resource,
+      uint64_t previous_content_id);
   base::TimeTicks GetUsageTimeForLRUBuffer();
   void ScheduleReduceMemoryUsage();
   void ReduceMemoryUsage();
   void ReleaseBuffersNotUsedSince(base::TimeTicks time);
 
-  scoped_ptr<base::trace_event::ConvertableToTraceFormat> StateAsValue() const;
+  std::unique_ptr<base::trace_event::ConvertableToTraceFormat> StateAsValue()
+      const;
   void StagingStateAsValueInto(
       base::trace_event::TracedValue* staging_state) const;
 
@@ -146,7 +148,7 @@ class CC_EXPORT OneCopyTileTaskWorkerPool
   // |lock_| must be acquired when accessing the following members.
   using StagingBufferSet = std::set<const StagingBuffer*>;
   StagingBufferSet buffers_;
-  using StagingBufferDeque = std::deque<scoped_ptr<StagingBuffer>>;
+  using StagingBufferDeque = std::deque<std::unique_ptr<StagingBuffer>>;
   StagingBufferDeque free_buffers_;
   StagingBufferDeque busy_buffers_;
   int bytes_scheduled_since_last_flush_;