[varnishcache/varnish-cache] 4bb6e2: Use req as intended

[Federico G. Schwindt]

  Branch: refs/heads/master
  Home:   https://github.com/varnishcache/varnish-cache
  Commit: 4bb6e20f1074296311ad3e953871eecbbaf1e8f5
      https://github.com/varnishcache/varnish-cache/commit/4bb6e20f1074296311ad3e953871eecbbaf1e8f5
  Author: Federico G. Schwindt <fgsch at lodoss.net>
  Date:   2015-11-27 (Fri, 27 Nov 2015)

  Changed paths:
    M doc/sphinx/phk/gzip.rst
    M doc/sphinx/reference/vmod.rst
    M doc/sphinx/users-guide/devicedetection.rst

  Log Message:
  -----------
  Use req as intended