[6.0] 2486eadae Stabilize r02679

[Dridi Boukelmoune]

commit 2486eadae9f8aa5901c90d4eb17134aa65e1f5b8
Author: Dag Haavi Finstad <daghf at varnish-software.com>
Date:   Fri Jun 15 16:12:54 2018 +0200

    Stabilize r02679
    
    Tune down h2_rx_window_low_water to make sure we don't get a
    window_update racing against the response frames.
    
    Fixes: #2709

diff --git a/bin/varnishtest/tests/r02679.vtc b/bin/varnishtest/tests/r02679.vtc
index ca99d75e8..c0029782a 100644
--- a/bin/varnishtest/tests/r02679.vtc
+++ b/bin/varnishtest/tests/r02679.vtc
@@ -15,6 +15,7 @@ varnish v1 -vcl+backend {
 } -start
 
 varnish v1 -cliok "param.set feature +http2"
+varnish v1 -cliok "param.set h2_rx_window_low_water 65535"
 
 client c1 {
 	stream 1 {
@@ -22,9 +23,7 @@ client c1 {
 		txdata -datalen 1550 -nostrend
 		rxwinup
 		txdata -datalen 16000 -nostrend
-		rxwinup
 		txdata -datalen 13919
-		rxwinup
 		rxresp
 		expect resp.status == 200
 	} -run