[Mojo Video Capture] Replace RESOURCE_UTILIZATION with interface ReceiverLoadObserver

media/capture/video/fake_video_capture_device.cc

 // Copyright (c) 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 "media/capture/video/fake_video_capture_device.h"
 
 #include <stddef.h>
 #include <algorithm>
 #include <utility>
 
@@ skipping 318 matching lines @@
   DCHECK_EQ(PIXEL_STORAGE_CPU, capture_format_.pixel_storage);
   uint8_t* data_ptr = static_cast<uint8_t*>(capture_buffer->data());
   memset(data_ptr, 0, capture_buffer->mapped_size());
   DrawPacman(capture_format_.pixel_format, data_ptr, elapsed_time_,
              fake_capture_rate_, capture_format_.frame_size, current_zoom_);
 
   // Give the captured frame to the client.
   base::TimeTicks now = base::TimeTicks::Now();
   if (first_ref_time_.is_null())
     first_ref_time_ = now;
+  const int arbitrary_frame_id = 0;
   client_->OnIncomingCapturedBuffer(std::move(capture_buffer), capture_format_,
-                                    now, now - first_ref_time_);
+                                    now, now - first_ref_time_,
+                                    arbitrary_frame_id);
 
   BeepAndScheduleNextCapture(
       expected_execution_time,
       base::Bind(&FakeVideoCaptureDevice::CaptureUsingClientBuffers,
                  weak_factory_.GetWeakPtr()));
 }
 
 void FakeVideoCaptureDevice::BeepAndScheduleNextCapture(
     base::TimeTicks expected_execution_time,
     const base::Callback<void(base::TimeTicks)>& next_capture) {
@@ skipping 15 matching lines @@
   // Don't accumulate any debt if we are lagging behind - just post the next
   // frame immediately and continue as normal.
   const base::TimeTicks next_execution_time =
       std::max(current_time, expected_execution_time + frame_interval);
   const base::TimeDelta delay = next_execution_time - current_time;
   base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
       FROM_HERE, base::Bind(next_capture, next_execution_time), delay);
 }
 
 }  // namespace media