Finishes an operation started with gio.dbus_object_manager_client.DBusObjectManagerClient.newForBus.
A #GAsyncResult obtained from the #GAsyncReadyCallback passed to gio.dbus_object_manager_client.DBusObjectManagerClient.newForBus.
A #GDBusObjectManagerClient object or null if error is set. Free with gobject.object.ObjectG.unref.
Finishes an operation started with gio.dbus_object_manager_client.DBusObjectManagerClient.newForBus.