static JComboBox jLiveValueComboBox(Collection<S> values, IVarWithNotify<S> lv) {
  final JComboBox cb = jComboBox(values);
  bindComboBoxToLiveValue(cb, lv);
  ret cb;
}

static JComboBox jLiveValueComboBox(IVarWithNotify<S> lv, Collection<S> values) {
  ret jLiveValueComboBox(values, lv);
}