Move the quick_handler comment to the new quick handler location. Do not

call quick handler on a dirent subrequest. This fixes a nasty problem in
mod_cache where it was serving up content on a dirent subrequest.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@93915 13f79535-47bb-0310-9956-ffa450edef68