Refactor to consolidate code.
Refactor to consolidate code.

* subversion/libsvn_client/util.c
  (svn_client__path_relative_to_root): Leverage svn_client__entry_location().

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