code: func StatusIconNewFromStock(stockId string) (*StatusIcon, error) {
  	cstr := C.CString(stockId)
  	defer C.free(unsafe.Pointer(cstr))
  	c := C.gtk_status_icon_new_from_file((*C.gchar)(cstr))
  	if c == nil {
  		return nil, nilPtrErr
  	}
  	obj := glib.Take(unsafe.Pointer(c))
  	return wrapStatusIcon(obj), nil
  }
docs: // StatusIconNewFromStock is a wrapper around gtk_status_icon_new_from_stock().
  // Deprecated since 3.10, use StatusIconNewFromIconName (gtk_status_icon_new_from_icon_name) instead.