Minor svn: latency improvement: call dcgettext for error messages only if an error actually occurred.
Minor svn: latency improvement: call dcgettext for error messages
only if an error actually occurred.

* subversion/libsvn_ra_svn/client.c
  (handle_unsupported_cmd): translate message here ...
  (ra_svn_stat, ra_svn_get_locations, ra_svn_get_location_segments,
   ra_svn_get_file_revs, ra_svn_lock_compat, ra_svn_unlock_compat,
   ra_svn_get_lock, ra_svn_get_locks, ra_svn_replay,
   ra_svn_replay_range, ra_svn_get_deleted_rev): ... instead of here

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