message: Check for sound before logging it
diff: @@ -122,7 +122,7 @@ const Notifier = {
  _playAudioNotification: function(ev, room) {
  this.getSoundForRoom(room.roomId).then((sound) => {
  - console.log(`Got sound ${sound.name || "default"} for ${room.roomId}`);
  + console.log(`Got sound ${sound && sound.name ? sound.name : "default"} for ${room.roomId}`);
  // XXX: How do we ensure this is a sound file and not
  // going to be exploited?
  const selector = document.querySelector(sound ? `audio[src='${sound.url}']` : "#messageAudio");
  