Merge r1733952, r1733953 from trunk:

Note that Timeout on a new connection can be "hidden" by an
AcceptFilter.




Timeout scenarios are more of an unordered list.




git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1733954 13f79535-47bb-0310-9956-ffa450edef68