Pass delay and timestamp to AudioSourceCallback::OnMoreData.

media/audio/simple_sources.h

Index: media/audio/simple_sources.h
diff --git a/media/audio/simple_sources.h b/media/audio/simple_sources.h
index bd5797d814bf132b002f54bba94c67315bff5425..36342cb3f8354e50e654362c4364e1e7adcb5efb 100644
--- a/media/audio/simple_sources.h
+++ b/media/audio/simple_sources.h
@@ -11,6 +11,7 @@
 
 #include "base/files/file_path.h"
 #include "base/synchronization/lock.h"
+#include "base/time/time.h"
 #include "media/audio/audio_io.h"
 #include "media/base/audio_converter.h"
 #include "media/base/seekable_buffer.h"
@@ -37,6 +38,7 @@ class MEDIA_EXPORT SineWaveAudioSource
   // Implementation of AudioSourceCallback.
   int OnMoreData(AudioBus* audio_bus,
                  uint32_t total_bytes_delay,
+                 base::TimeDelta delay_timestamp,
                  uint32_t frames_skipped) override;
   void OnError(AudioOutputStream* stream) override;
 
@@ -65,6 +67,7 @@ class MEDIA_EXPORT FileSource : public AudioOutputStream::AudioSourceCallback,
   // Implementation of AudioSourceCallback.
   int OnMoreData(AudioBus* audio_bus,
                  uint32_t total_bytes_delay,
+                 base::TimeDelta delay_timestamp,
                  uint32_t frames_skipped) override;
   void OnError(AudioOutputStream* stream) override;
 
@@ -95,12 +98,13 @@ class MEDIA_EXPORT FileSource : public AudioOutputStream::AudioSourceCallback,
 
 class BeepingSource : public AudioOutputStream::AudioSourceCallback {
  public:
-  BeepingSource(const AudioParameters& params);
+  explicit BeepingSource(const AudioParameters& params);
   ~BeepingSource() override;
 
   // Implementation of AudioSourceCallback.
   int OnMoreData(AudioBus* audio_bus,
                  uint32_t total_bytes_delay,
+                 base::TimeDelta delay_timestamp,
                  uint32_t frames_skipped) override;
   void OnError(AudioOutputStream* stream) override;