Adds log to track when audio recording is released on Android.

Trivial change. Adding Alex as TBR. Same log exists for playout already.
This change makes is easier to compare logs.

NOTRY=TRUE
TBR=glaznev

Bug: NONE
Change-Id: I5dd23a4435d7816d8c171a0769132ac9d2f7f5aa
Reviewed-on: https://webrtc-review.googlesource.com/34654
Commit-Queue: Henrik Andreassson <henrika@webrtc.org>
Reviewed-by: Henrik Andreassson <henrika@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#21361}

modules/audio_device/android/java/src/org/webrtc/voiceengine/WebRtcAudioRecord.java

@@ -335,6 +335,7 @@ public class WebRtcAudioRecord {
 
   // Releases the native AudioRecord resources.
   private void releaseAudioResources() {
+    Logging.d(TAG, "releaseAudioResources");
     if (audioRecord != null) {
       audioRecord.release();
       audioRecord = null;