Merge r374929 from trunk:

* Do not overwrite the status of initialized workers and respect the configured
  status of uninitilized workers when creating a new child process.

Submitted by: rpluem
Reviewed by: jim


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x@390182 13f79535-47bb-0310-9956-ffa450edef68