Gio.AppLaunchContext::launch_failed

function vfunc_launch_failed(startup_notify_id: String): void {
}

Called when an application has failed to launch, so that it can cancel the application startup notification started in Gio.AppLaunchContext.prototype.get_startup_notify_id.

startup_notify_id: the startup notification id that was returned by Gio.AppLaunchContext.prototype.get_startup_notify_id.