1. DomName('SVGTransformList.replaceItem')
  2. DocsEditable()
Transform replaceItem(Transform newItem, int index)

Source 

@DomName('SVGTransformList.replaceItem')
@DocsEditable()
Transform replaceItem(Transform newItem, int index) => _blink.BlinkSVGTransformList.instance.replaceItem_Callback_2_(this, newItem, index);