pub(crate) trait DataTransferItemMethods<D: DomTypes> {
// Required methods
fn Kind(&self) -> DOMString;
fn Type(&self) -> DOMString;
fn GetAsString(&self, callback: Option<Rc<FunctionStringCallback<D>>>);
fn GetAsFile(&self, _can_gc: CanGc) -> Option<DomRoot<D::File>>;
}