Audio output debug recording.

media/audio/win/audio_manager_win.cc

Index: media/audio/win/audio_manager_win.cc
diff --git a/media/audio/win/audio_manager_win.cc b/media/audio/win/audio_manager_win.cc
index 21f15cdcd4952aeab5ab3c7a70c2db445e22cacf..a3381132fa277bddc3ebca245ddf9a70ccaddf7d 100644
--- a/media/audio/win/audio_manager_win.cc
+++ b/media/audio/win/audio_manager_win.cc
@@ -131,10 +131,12 @@ static int NumberOfWaveOutBuffers() {
 AudioManagerWin::AudioManagerWin(
     scoped_refptr<base::SingleThreadTaskRunner> task_runner,
     scoped_refptr<base::SingleThreadTaskRunner> worker_task_runner,
-    AudioLogFactory* audio_log_factory)
+    AudioLogFactory* audio_log_factory,
+    CreateAudioFileWriterCallback create_audio_file_writer_callback)
     : AudioManagerBase(std::move(task_runner),
                        std::move(worker_task_runner),
-                       audio_log_factory),
+                       audio_log_factory,
+                       std::move(create_audio_file_writer_callback)),
       // |CoreAudioUtil::IsSupported()| uses static variables to avoid doing
       // multiple initializations.  This is however not thread safe.
       // So, here we call it explicitly before we kick off the audio thread
@@ -546,10 +548,12 @@ AudioInputStream* AudioManagerWin::CreatePCMWaveInAudioInputStream(
 ScopedAudioManagerPtr CreateAudioManager(
     scoped_refptr<base::SingleThreadTaskRunner> task_runner,
     scoped_refptr<base::SingleThreadTaskRunner> worker_task_runner,
-    AudioLogFactory* audio_log_factory) {
+    AudioLogFactory* audio_log_factory,
+    CreateAudioFileWriterCallback create_audio_file_writer_callback) {
   return ScopedAudioManagerPtr(
       new AudioManagerWin(std::move(task_runner), std::move(worker_task_runner),
-                          audio_log_factory));
+                          audio_log_factory, std
+                          : move(create_audio_file_writer_callback)));
 }
 
 }  // namespace media