More error-handling cleanups in ra-serf.
More error-handling cleanups in ra-serf.

* subversion/libsvn_ra_serf/util.c
  (handle_response): When setting a pending_error, also set the
    returnable status and discard the body.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@876395 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion