Updated openstack/openstack
Project: openstack/keystone  47fde54f06ac5a7e57f224575fec3f994833f607
null
Provide clearer error when deleting enabled domain

Currently the message is confusing, because it reads like an instruction
to delete an enabled domain, rather than an instruction that you can
only delete disabled domains.  Hopefully this wording is a little clearer
for users.

Change-Id: I5189cd1bbae0e485d03660be19f20879110a3b3e
Closes-Bug: #1279823