Fix an inconsistency in the WC DB's searches for children. The test suite still passes so maybe there is inadequate coverage.
Fix an inconsistency in the WC DB's searches for children. The test suite
still passes so maybe there is inadequate coverage.

* subversion/libsvn_wc/wc_db.c
  (construct_like_arg): Be consistent in only matching children, and never
    matching the specified relpath itself.
  (wclock_obtain_cb): Use construct_like_arg() instead of in-line code, to
    help maintain consistency.

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