Whoops.  To explain, we won't dup filename unless it really didn't match
  in the first place.  We are about to abuse test_filename, so don't try
  using that copy.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@90592 13f79535-47bb-0310-9956-ffa450edef68