1. DomName('Event.stopImmediatePropagation')
  2. DocsEditable()
void stopImmediatePropagation()

Source 

@DomName('Event.stopImmediatePropagation')
@DocsEditable()
void stopImmediatePropagation() => _blink.BlinkEvent.instance.stopImmediatePropagation_Callback_0_(unwrap_jso(this));