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

cc/test/fake_tile_manager.cc

 // 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.
 
 #include "cc/test/fake_tile_manager.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <deque>
@@ skipping 36 matching lines @@
     completed_tasks_.clear();
   }
   ResourceFormat GetResourceFormat(bool must_support_alpha) const override {
     return RGBA_8888;
   }
   bool GetResourceRequiresSwizzle(bool must_support_alpha) const override {
     return ResourceFormatRequiresSwizzle(GetResourceFormat(must_support_alpha));
   }
 
   // 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 {
     return nullptr;
   }
-  void ReleaseBufferForRaster(scoped_ptr<RasterBuffer> buffer) override {}
+  void ReleaseBufferForRaster(std::unique_ptr<RasterBuffer> buffer) override {}
 
  private:
   RasterTask::Vector completed_tasks_;
 };
 base::LazyInstance<FakeTileTaskRunnerImpl> g_fake_tile_task_runner =
     LAZY_INSTANCE_INITIALIZER;
 
 }  // namespace
 
 FakeTileManager::FakeTileManager(TileManagerClient* client)
@@ skipping 26 matching lines @@
 }
 
 void FakeTileManager::Release(Tile* tile) {
   TileManager::Release(tile);
 
   FreeResourcesForReleasedTiles();
   CleanUpReleasedTiles();
 }
 
 }  // namespace cc