Merge r1529449 from trunk:

  * core: Axe MSVC warning for http_protocol.c (issued about 128 times
          with a 2.4.x build)

Submitted By: trawick
Reviewed By: covener, gsmith



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1530038 13f79535-47bb-0310-9956-ffa450edef68