static void layer_surface_closed(void *data,
		struct zwlr_layer_surface_v1 *layer_surface) {
	struct swaylock_surface *surface = data;
	destroy_surface(surface);
}
static void layer_surface_closed(void *data,
		struct zwlr_layer_surface_v1 *layer_surface) {
	struct swaylock_surface *surface = data;
	destroy_surface(surface);
}