Pass delay and timestamp to AudioSourceCallback::OnMoreData.

chromecast/media/audio/cast_audio_output_stream.cc

Index: chromecast/media/audio/cast_audio_output_stream.cc
diff --git a/chromecast/media/audio/cast_audio_output_stream.cc b/chromecast/media/audio/cast_audio_output_stream.cc
index 215827fd9e1583e6317c19f8978dbedb06cf073f..815a424b463a884fe624f5377f72078a4f10adaa 100644
--- a/chromecast/media/audio/cast_audio_output_stream.cc
+++ b/chromecast/media/audio/cast_audio_output_stream.cc
@@ -4,6 +4,9 @@
 
 #include "chromecast/media/audio/cast_audio_output_stream.h"
 
+#include <algorithm>
+#include <string>
+
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "chromecast/base/metrics/cast_metrics_helper.h"
@@ -267,13 +270,8 @@ void CastAudioOutputStream::PushBuffer() {
     return;
   }
 
-  const base::TimeTicks now = base::TimeTicks::Now();
-  base::TimeDelta queue_delay =
-      std::max(base::TimeDelta(), next_push_time_ - now);
-  uint32_t bytes_delay = queue_delay.InMicroseconds() *
-                         audio_params_.GetBytesPerSecond() / 1000000;
   int frame_count =
-      source_callback_->OnMoreData(audio_bus_.get(), bytes_delay, 0);
+      source_callback_->OnMoreData(next_push_time_, 0, audio_bus_.get());
   VLOG(3) << "frames_filled=" << frame_count << " with latency=" << bytes_delay;
 
   DCHECK_EQ(frame_count, audio_bus_->frames());