pub unsafe extern "C" fn webkit_context_menu_item_new_with_submenu(
label: *const c_char,
submenu: *mut WebKitContextMenu,
) -> *mut WebKitContextMenuItempub unsafe extern "C" fn webkit_context_menu_item_new_with_submenu(
label: *const c_char,
submenu: *mut WebKitContextMenu,
) -> *mut WebKitContextMenuItem