Pass Callback to TaskRunner by value and consume it on invocation (1)

cc/tiles/image_controller.h

 // Copyright 2016 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_IMAGE_CONTROLLER_H_
 #define CC_TILES_IMAGE_CONTROLLER_H_
 
 #include <set>
 #include <vector>
 
+#include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/threading/simple_thread.h"
 #include "cc/base/unique_notifier.h"
 #include "cc/cc_export.h"
 #include "cc/paint/draw_image.h"
 #include "cc/raster/tile_task.h"
 #include "cc/tiles/image_decode_cache.h"
 
@@ skipping 90 matching lines @@
   std::vector<ImageDecodeRequest> orphaned_decode_requests_;
 
   base::WeakPtrFactory<ImageController> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ImageController);
 };
 
 }  // namespace cc
 
 #endif  // CC_TILES_IMAGE_CONTROLLER_H_