[Mojo Video Capture] Replace RESOURCE_UTILIZATION with interface ReceiverLoadObserver

media/capture/video/video_capture_buffer_pool_impl.h

 // Copyright (c) 2013 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 MEDIA_CAPTURE_VIDEO_VIDEO_CAPTURE_BUFFER_POOL_IMPL_H_
 #define MEDIA_CAPTURE_VIDEO_VIDEO_CAPTURE_BUFFER_POOL_IMPL_H_
 
 #include <stddef.h>
 
 #include <map>
@@ skipping 23 matching lines @@
       std::unique_ptr<VideoCaptureBufferTrackerFactory> buffer_tracker_factory,
       int count);
 
   // VideoCaptureBufferPool implementation.
   mojo::ScopedSharedBufferHandle GetHandleForTransit(int buffer_id) override;
   std::unique_ptr<VideoCaptureBufferHandle> GetBufferHandle(
       int buffer_id) override;
   int ReserveForProducer(const gfx::Size& dimensions,
                          media::VideoPixelFormat format,
                          media::VideoPixelStorage storage,
+                         int frame_feedback_id,
                          int* buffer_id_to_drop) override;
   void RelinquishProducerReservation(int buffer_id) override;
   int ResurrectLastForProducer(const gfx::Size& dimensions,
                                media::VideoPixelFormat format,
                                media::VideoPixelStorage storage) override;
   double GetBufferPoolUtilization() const override;
   void HoldForConsumers(int buffer_id, int num_clients) override;
   void RelinquishConsumerHold(int buffer_id, int num_clients) override;
 
  private:
   friend class base::RefCountedThreadSafe<VideoCaptureBufferPoolImpl>;
   ~VideoCaptureBufferPoolImpl() override;
 
   int ReserveForProducerInternal(const gfx::Size& dimensions,
                                  media::VideoPixelFormat format,
                                  media::VideoPixelStorage storage,
+                                 int frame_feedback_id,
                                  int* tracker_id_to_drop);
 
   VideoCaptureBufferTracker* GetTracker(int buffer_id);
 
   // The max number of buffers that the pool is allowed to have at any moment.
   const int count_;
 
   // Protects everything below it.
   mutable base::Lock lock_;
 
   // The ID of the next buffer.
   int next_buffer_id_;
 
   // The ID of the buffer last relinquished by the producer (a candidate for
   // resurrection).
   int last_relinquished_buffer_id_;
 
   // The buffers, indexed by the first parameter, a buffer id.
   std::map<int, std::unique_ptr<VideoCaptureBufferTracker>> trackers_;
 
   const std::unique_ptr<VideoCaptureBufferTrackerFactory>
       buffer_tracker_factory_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(VideoCaptureBufferPoolImpl);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_CAPTURE_VIDEO_VIDEO_CAPTURE_BUFFER_POOL_IMPL_H_