func ImageNewFromStock(stock Stock, size IconSize) (*Image, error) {
	cstr := C.CString(string(stock))
	defer C.free(unsafe.Pointer(cstr))
	c := C.gtk_image_new_from_stock((*C.gchar)(cstr), C.GtkIconSize(size))
	if c == nil {
		return nil, nilPtrErr
	}
	return wrapImage(glib.Take(unsafe.Pointer(c))), nil
}
func ImageNewFromStock(stock Stock, size IconSize) (*Image, error) {
	cstr := C.CString(string(stock))
	defer C.free(unsafe.Pointer(cstr))
	c := C.gtk_image_new_from_stock((*C.gchar)(cstr), C.GtkIconSize(size))
	if c == nil {
		return nil, nilPtrErr
	}
	return wrapImage(glib.Take(unsafe.Pointer(c))), nil
}
// ImageNewFromStock is a wrapper around gtk_image_new_from_stock().