code: function _removeHints() {
      var hints = this._targetElement.querySelectorAll('.introjs-hint');
  
      if (hints && hints.length > 0) {
          for (var i = 0; i < hints.length; i++) {
              _removeHint.call(this, hints[i].getAttribute('data-step'));
          }
      }
  }
docs: Removes all hint elements on the page
  Useful when you want to destroy the elements and add them again (e.g. a modal or popup)
  
  @api private
  @method _removeHints