static brave.http.HttpServerResponse asHttpServerResponse(
            RequestLog log, brave.http.HttpServerRequest request) {
        return new HttpServerResponse(log, request);
    }
This sets the client IP:port to the {@link RequestContext#remoteAddress()}
if the {@linkplain #parseClientIpFromXForwardedFor default parsing} fails.
brave/brave6/src/main/java/com/linecorp/armeria/server/brave/ServiceRequestContextAdapter.java