Initial implementation of Android audio playback error handling.

webrtc/examples/androidapp/src/org/appspot/apprtc/PeerConnectionClient.java

Index: webrtc/examples/androidapp/src/org/appspot/apprtc/PeerConnectionClient.java
diff --git a/webrtc/examples/androidapp/src/org/appspot/apprtc/PeerConnectionClient.java b/webrtc/examples/androidapp/src/org/appspot/apprtc/PeerConnectionClient.java
index 9f9a1302f39847891b46c91adc6982b36a126a55..4c949de7ca9677544dccf14d337c1450e26c83a9 100644
--- a/webrtc/examples/androidapp/src/org/appspot/apprtc/PeerConnectionClient.java
+++ b/webrtc/examples/androidapp/src/org/appspot/apprtc/PeerConnectionClient.java
@@ -56,8 +56,10 @@ import org.webrtc.VideoSource;
 import org.webrtc.VideoTrack;
 import org.webrtc.voiceengine.WebRtcAudioManager;
 import org.webrtc.voiceengine.WebRtcAudioRecord;
+import org.webrtc.voiceengine.WebRtcAudioTrack;
 import org.webrtc.voiceengine.WebRtcAudioRecord.AudioRecordStartErrorCode;
 import org.webrtc.voiceengine.WebRtcAudioRecord.WebRtcAudioRecordErrorCallback;
+import org.webrtc.voiceengine.WebRtcAudioTrack.WebRtcAudioTrackErrorCallback;
 import org.webrtc.voiceengine.WebRtcAudioUtils;
 
 /**
@@ -473,6 +475,23 @@ public class PeerConnectionClient {
       }
     });
 
+    WebRtcAudioTrack.setErrorCallback(new WebRtcAudioTrackErrorCallback() {
+      @Override
+      public void onWebRtcAudioTrackInitError(String errorMessage) {
+        reportError(errorMessage);
+      }
+
+      @Override
+      public void onWebRtcAudioTrackStartError(String errorMessage) {
+        reportError(errorMessage);
+      }
+
+      @Override
+      public void onWebRtcAudioTrackError(String errorMessage) {
+        reportError(errorMessage);
+      }
+    });
+
     // Create peer connection factory.
     PeerConnectionFactory.initializeAndroidGlobals(
         context, peerConnectionParameters.videoCodecHwAcceleration);