[4.0] a613f49 Protect this test-case against a streaming related race.

[Lasse Karstensen]

commit a613f494e4153c7201e21ce565e4ca22ffb91141
Author: Poul-Henning Kamp <phk at FreeBSD.org>
Date:   Wed Sep 3 10:02:47 2014 +0000

    Protect this test-case against a streaming related race.

diff --git a/bin/varnishtest/tests/r01399.vtc b/bin/varnishtest/tests/r01399.vtc
index 48a0bc0..5d7171a 100644
--- a/bin/varnishtest/tests/r01399.vtc
+++ b/bin/varnishtest/tests/r01399.vtc
@@ -23,6 +23,7 @@ server s1 {
 
 varnish v1 -vcl+backend {
 	sub vcl_backend_response {
+		set beresp.do_stream = false;
 		set beresp.ttl = 2s;
 		set beresp.grace = 1800s;
 	}