Comment 10 for bug 1671887

Reviewed: https://review.openstack.org/448186
Committed: https://git.openstack.org/cgit/openstack/keystone/commit/?id=890b1d43251302e7ad65a1c2171d76a67dff01f0
Submitter: Jenkins
Branch: master

commit 890b1d43251302e7ad65a1c2171d76a67dff01f0
Author: Richard Avelar <email address hidden>
Date: Tue Mar 21 16:27:46 2017 +0000

    Remove unnecessary revocation events

    With [0], we no longer need role_assignment callback. It isn't being
    used anywhere and token providers rebuild tokens at validation time.
    Some links to show test coverage for role_assignment:
    https://github.com/openstack/keystone/blob/master/keystone/tests/unit/test_auth.py#L526-L553
    https://github.com/openstack/keystone/blob/master/keystone/tests/unit/test_v3_auth.py#L2993
    https://github.com/openstack/keystone/blob/master/keystone/tests/unit/test_v3_auth.py#L3179
    https://github.com/openstack/keystone/blob/master/keystone/tests/unit/test_v3_auth.py#L3329
    https://github.com/openstack/keystone/blob/master/keystone/tests/unit/test_v3_auth.py#L3610
    https://github.com/openstack/keystone/blob/master/keystone/tests/unit/test_v3_assignment.py#L31-L33

    [0]: https://review.openstack.org/#/c/447562/

    Change-Id: If690c8ff8466e8568a8c9dc4463f341adb675630
    partial-bug: 1671887