this._clearMessageQueue() is a noop when this.hasPendingMessages is
false so calling it in that case doesn't make sense.
This commit drops that call.
https://bugzilla.gnome.org/show_bug.cgi?id=704347
answerQuery: function(serviceName, answer) {
if (!this.hasPendingMessages) {
- this._clearMessageQueue();
this._userVerifier.call_answer_query(serviceName, answer, this._cancellable, null);
} else {
let signalId = this.connect('no-more-messages',