method evaluate

Source

XPathResult evaluate(Node contextNode, [int type, Object inResult]) {
  if (type != null) {
    return _blink.BlinkXPathExpression.instance
        .evaluate_Callback_3_(this, contextNode, type, inResult);
  }
  return _blink.BlinkXPathExpression.instance
      .evaluate_Callback_1_(this, contextNode);
}