[Custom] DOMString port();
// FIXME: showContextMenu is here only for old frontends. Remove in M43.
[Custom] void showContextMenu(MouseEvent event, any items);
- [Custom] void showContextMenuAtPoint(float x, float y, any items);
+ [Custom] void showContextMenuAtPoint(float x, float y, any items, optional Document document);
void sendMessageToBackend(DOMString message);
void sendMessageToEmbedder(DOMString message);