Regression - Configuring the 'Unlock' document for non admin users is not working in 7.9

The steps described in the documentation [1] is not working for 7.9 version. It does work for 7.8.
Either fix the documentation in accordance to 7.9 or remove this documentation for 7.9

[1] - http://www.onehippo.org/library/concepts/security/configure-the-unlock-document-for-non-admin-users.html