static void remove_callbacks(Plugin *plugin)
{
	GArray *signal_ids = plugin->signal_ids;
	SignalConnection *sc;

	if (signal_ids == NULL)
		return;

	foreach_array(SignalConnection, sc, signal_ids)
	{
		g_signal_handler_disconnect(sc->object, sc->handler_id);
		g_object_weak_unref(sc->object, on_object_weak_notify, plugin);
	}

	g_array_free(signal_ids, TRUE);
}