Updated openstack/openstack
Project: openstack/keystone  8fb62f7b0edff8aecd12f4a3eaffe742b29a40db

Remove check_password() in identity.backend.ldap

Password check is handled directly to ldap. This method is
not used at all.

Change-Id: Ib861ac8c9fbb613f8030cc25970f6ddc285d4c3b