#include endpoint NotificationServer { show_notification([UTF8] String text, [UTF8] String title, Gfx::ShareableBitmap icon) => () update_notification_text([UTF8] String text, [UTF8] String title) => (bool still_showing) update_notification_icon(Gfx::ShareableBitmap icon) => (bool still_showing) is_showing() => (bool still_showing) close_notification() => () }