From time to time, connect_aborted_inflight.vtc seems to fail with:
---- c1.1 Frame #0 for rxwinup was of type HEADERS (1) instead of WINDOW_UPDATE (8)
The patch consumes the windows update earlier so it doesn't end up with
this error.
-litHdr inc plain ":method" plain "CONNECT" \
-litHdr inc plain ":authority" plain "example.com:443" \
-nostrend
+ rxwinup
# Leave raw data pending in the request buffer, preserving its EOM.
txdata -data "early tunnel data" -nostrend
barrier b0 sync
rxwinup
- rxwinup
rxhdrs
expect resp.status == 403