Revision 1213716

Follow-up to r1213681: also prune the rep-cache when it's present
but reportedly not being used.

* subversion/libsvn_fs_fs/fs_fs.c
  (recover_body): Relax condition.

* subversion/libsvn_fs_fs/rep-cache.c
  (svn_fs_fs__del_rep_reference): Relax assertion.