pub trait DataTransferItemMethods<D: DomTypes> {
// Required methods
fn Kind(&self) -> DOMString;
fn Type(&self) -> DOMString;
fn GetAsString(
&self,
callback: Option<RootedCallback<FunctionStringCallback<D>>>,
);
fn GetAsFile(&self, cx: &mut JSContext) -> Option<DomRoot<D::File>>;
fn WebkitGetAsEntry(
&self,
cx: &mut JSContext,
) -> Option<DomRoot<D::FileSystemEntry>>;
}