Pass delay and timestamp to AudioSourceCallback::OnMoreData.

media/audio/cras/cras_unified.cc

Index: media/audio/cras/cras_unified.cc
diff --git a/media/audio/cras/cras_unified.cc b/media/audio/cras/cras_unified.cc
index ccaf11c604eb06ffba91a91b5f3f9d97d6e52917..46987d05c8a44c4747c8bd4d613df6daac425911 100644
--- a/media/audio/cras/cras_unified.cc
+++ b/media/audio/cras/cras_unified.cc
@@ -6,6 +6,7 @@
 
 #include "base/logging.h"
 #include "base/macros.h"
+#include "base/time/time.h"
 #include "media/audio/cras/audio_manager_cras.h"
 
 namespace media {
@@ -61,7 +62,7 @@ CrasUnifiedStream::CrasUnifiedStream(const AudioParameters& params,
       source_callback_(NULL),
       stream_direction_(CRAS_STREAM_OUTPUT) {
   DCHECK(manager_);
-  DCHECK(params_.channels()  > 0);
+  DCHECK_GT(params_.channels(), 0);
 
   output_bus_ = AudioBus::Create(params);
 }
@@ -306,7 +307,7 @@ uint32_t CrasUnifiedStream::WriteAudio(size_t frames,
   cras_client_calc_playback_latency(sample_ts, &latency_ts);
 
   int frames_filled = source_callback_->OnMoreData(
-      output_bus_.get(), GetBytesLatency(latency_ts), 0);
+      output_bus_.get(), GetBytesLatency(latency_ts), base::TimeDelta(), 0);
 
   // Note: If this ever changes to output raw float the data must be clipped and
   // sanitized since it may come from an untrusted source such as NaCl.