Audio output debug recording.

media/audio/alsa/alsa_output.cc

Index: media/audio/alsa/alsa_output.cc
diff --git a/media/audio/alsa/alsa_output.cc b/media/audio/alsa/alsa_output.cc
index de47d57dfe750af4f83b357869671ac15421a398..6e9763876e9b2e0a829a77550828cd6d56cc6233 100644
--- a/media/audio/alsa/alsa_output.cc
+++ b/media/audio/alsa/alsa_output.cc
@@ -350,6 +350,15 @@ void AlsaPcmOutputStream::GetVolume(double* volume) {
   *volume = volume_;
 }
 
+void AlsaPcmOutputStream::EnableDebugRecording(
+    const base::FilePath& file_name) {
+  // TODO BEFORE COMMIT.
+}
+
+void AlsaPcmOutputStream::DisableDebugRecording() {
+  // TODO BEFORE COMMIT.
+}
+
 void AlsaPcmOutputStream::SetTickClockForTesting(
     std::unique_ptr<base::TickClock> tick_clock) {
   DCHECK(tick_clock);