Remove support for Root identity singletons and rely on the all_users bit to be set. + test

Remove support for Root identity singletons and rely on the all_users bit to be set. + test

. set this bit on mus so we don't try to create per-user instances of it now that running it as root has no superpower.

R=sky@chromium.org

Committed: https://crrev.com/91adec57fa0a1765e1ec1053e6460f5ea96450ba
Cr-Commit-Position: refs/heads/master@{#381516}

[sky, 2016-03-16 17:17:30]

LGTM

[Ben Goodger (Google), 2016-03-16 18:04:45]

The CQ bit was checked by ben@chromium.org

[commit-bot: I haz the power, 2016-03-16 18:05:26]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1811483003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1811483003/1

[commit-bot: I haz the power, 2016-03-16 20:07:03]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-16 20:08:28]

Description was changed from

==========
Remove support for Root identity singletons and rely on the all_users bit to be
set. + test

. set this bit on mus so we don't try to create per-user instances of it now
that running it as root has no superpower.

R=sky@chromium.org
==========

to

==========
Remove support for Root identity singletons and rely on the all_users bit to be
set. + test

. set this bit on mus so we don't try to create per-user instances of it now
that running it as root has no superpower.

R=sky@chromium.org

Committed: https://crrev.com/91adec57fa0a1765e1ec1053e6460f5ea96450ba
Cr-Commit-Position: refs/heads/master@{#381516}
==========

[commit-bot: I haz the power, 2016-03-16 20:08:29]

Patchset 1 (id:??) landed as
https://crrev.com/91adec57fa0a1765e1ec1053e6460f5ea96450ba
Cr-Commit-Position: refs/heads/master@{#381516}