static void _on_refresh_dialog (GSignondAuthSession *session, GSignondSignonuiData *ui_data, gpointer userdata);
static void _on_process_canceled (GSignondAuthSession *session, GSignondIdentityCbData *cb_data);
static void _on_user_action_required (GSignondAuthSession *session, GSignondSignonuiData *ui_data, gpointer userdata);
static void _on_refresh_dialog (GSignondAuthSession *session, GSignondSignonuiData *ui_data, gpointer userdata);
static void _on_process_canceled (GSignondAuthSession *session, GSignondIdentityCbData *cb_data);
static void _on_user_action_required (GSignondAuthSession *session, GSignondSignonuiData *ui_data, gpointer userdata);