Implement writing mic audio input data to file for debugging purposes.

content/browser/resources/media/webrtc_internals.js

Index: content/browser/resources/media/webrtc_internals.js
diff --git a/content/browser/resources/media/webrtc_internals.js b/content/browser/resources/media/webrtc_internals.js
index 5654fe9a47782890e4423af328ae75f51aef7ccc..5b3bb0d4d6f4b08088d2b57c058bad9baaeb5bb1 100644
--- a/content/browser/resources/media/webrtc_internals.js
+++ b/content/browser/resources/media/webrtc_internals.js
@@ -323,17 +323,17 @@ function removeGetUserMediaForRenderer(data) {
 
 
 /**
- * Notification that the AEC recording file selection dialog was cancelled,
- * i.e. AEC has not been enabled.
+ * Notification that the audio debug recordings file selection dialog was
+ * cancelled, i.e. recordings have not been enabled.
  */
-function aecRecordingFileSelectionCancelled() {
-  dumpCreator.disableAecRecording();
+function audioDebugRecordingsFileSelectionCancelled() {
+  dumpCreator.disableAudioDebugRecordings();
 }
 
 
 /**
  * Set
  */
-function enableAecRecording() {
-  dumpCreator.enableAecRecording();
+function enableAudioDebugRecordings() {
+  dumpCreator.enableAudioDebugRecordings();
 }