Forward the number of skipped frames by the OS in audio playout.

media/audio/clockless_audio_sink.cc

Index: media/audio/clockless_audio_sink.cc
diff --git a/media/audio/clockless_audio_sink.cc b/media/audio/clockless_audio_sink.cc
index 940ab2ea69b407b7da4f6f65b16064f2963a3c17..33d6affb91b6cb8cdb8d953744a5b957ef88ac51 100644
--- a/media/audio/clockless_audio_sink.cc
+++ b/media/audio/clockless_audio_sink.cc
@@ -49,7 +49,7 @@ class ClocklessAudioSinkThread : public base::DelegateSimpleThread::Delegate {
   void Run() override {
      base::TimeTicks start;
      while (!stop_event_->IsSignaled()) {
-       const int frames_received = callback_->Render(audio_bus_.get(), 0);
+       const int frames_received = callback_->Render(audio_bus_.get(), 0, 0);
        DCHECK_GE(frames_received, 0);
        if (audio_hash_)
          audio_hash_->Update(audio_bus_.get(), frames_received);