Followup to r22845.  Ensure that a pool cleanup function always returns a defined value.
Followup to r22845.  Ensure that a pool cleanup function always returns
a defined value.

* subversion/libsvn_ra_dav/util.c
  (dav_request_cleanup): Always return APR_SUCCESS.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion