static Function<? super HttpService, SimpleDecoratingHttpService> newDecorator(
            TransientServiceOption... transientServiceOptions) {
        requireNonNull(transientServiceOptions, "transientServiceOptions");
        return newDecorator(ImmutableSet.copyOf(transientServiceOptions));
    }
Returns a new {@link HttpService} decorator which makes the specified {@link HttpService} as
{@link TransientService}.
core/src/main/java/com/linecorp/armeria/server/TransientHttpService.java