1. DomName('SVGPathElement.createSVGPathSegCurvetoCubicSmoothRel')
  2. DocsEditable()
PathSegCurvetoCubicSmoothRel createSvgPathSegCurvetoCubicSmoothRel(num x, num y, num x2, num y2)

Source 

@DomName('SVGPathElement.createSVGPathSegCurvetoCubicSmoothRel')
@DocsEditable()
PathSegCurvetoCubicSmoothRel createSvgPathSegCurvetoCubicSmoothRel(num x, num y, num x2, num y2) => _blink.BlinkSVGPathElement.instance.createSVGPathSegCurvetoCubicSmoothRel_Callback_4_(this, x, y, x2, y2);