message: remove stray param
diff: @@ -272,7 +272,7 @@ module.exports = React.createClass({
  return avatars;
  },
  - _getUnsentMessageContent: function(room) {
  + _getUnsentMessageContent: function() {
  const unsentMessages = this.state.unsentMessages;
  if (!unsentMessages.length) return null;
  