Cast: Make castv2 mirroring performance test run again

media/cast/audio_receiver/audio_receiver.cc

Index: media/cast/audio_receiver/audio_receiver.cc
diff --git a/media/cast/audio_receiver/audio_receiver.cc b/media/cast/audio_receiver/audio_receiver.cc
index e1e91cb9aacf4daab14d2e8864a6d7c2c9c93053..5cb080205a24775125d5767a27939e4224ee2f8a 100644
--- a/media/cast/audio_receiver/audio_receiver.cc
+++ b/media/cast/audio_receiver/audio_receiver.cc
@@ -59,16 +59,6 @@ AudioReceiver::AudioReceiver(scoped_refptr<CastEnvironment> cast_environment,
 
 AudioReceiver::~AudioReceiver() {
   DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN));
-
-  // If any callbacks for encoded audio frames are queued, flush them out now.
-  // This is critical because some Closures in |frame_request_queue_| may have
-  // Unretained references to |this|.
-  while (!frame_request_queue_.empty()) {
-    frame_request_queue_.front().Run(
-        make_scoped_ptr<transport::EncodedAudioFrame>(NULL), base::TimeTicks());
-    frame_request_queue_.pop_front();
-  }
-
   cast_environment_->Logging()->RemoveRawEventSubscriber(&event_subscriber_);
 }