[Sync] Clear access token on shutdown

[Sync] Clear access token on shutdown

This is a modified version of bzanotti@'s CL:
https://codereview.chromium.org/1496573002/

We now clear the access token anytime the sync engine shuts down.

BUG=563416
Committed: https://crrev.com/9eae1e28f5d8de8cd2a7223a97cda18975f0aa10
Cr-Commit-Position: refs/heads/master@{#362916}

[Nicolas Zea, 2015-12-03 00:56:09]

zea@chromium.org changed reviewers:
+ pavely@chromium.org

[Nicolas Zea, 2015-12-03 00:56:10]

+Pavel, PTAL

[pavely, 2015-12-03 00:58:50]

lgtm

[Nicolas Zea, 2015-12-03 00:59:12]

The CQ bit was checked by zea@chromium.org

[commit-bot: I haz the power, 2015-12-03 01:00:11]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1498663002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1498663002/1

[commit-bot: I haz the power, 2015-12-03 01:56:20]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-12-03 01:56:20]

Try jobs failed on following builders:
  linux_chromium_chromeos_ozone_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[Nicolas Zea, 2015-12-03 03:38:37]

The CQ bit was checked by zea@chromium.org

[Nicolas Zea, 2015-12-03 03:38:38]

The patchset sent to the CQ was uploaded after l-g-t-m from pavely@chromium.org
Link to the patchset: https://codereview.chromium.org/1498663002/#ps20001
(title: "Disable test for CROS")

[commit-bot: I haz the power, 2015-12-03 03:38:47]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1498663002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1498663002/20001

[commit-bot: I haz the power, 2015-12-03 03:52:15]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-12-03 03:52:15]

Try jobs failed on following builders:
  linux_chromium_chromeos_ozone_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_chromeos_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[Nicolas Zea, 2015-12-03 04:39:58]

The CQ bit was checked by zea@chromium.org

[Nicolas Zea, 2015-12-03 04:39:59]

The patchset sent to the CQ was uploaded after l-g-t-m from pavely@chromium.org
Link to the patchset: https://codereview.chromium.org/1498663002/#ps20002
(title: "No really")

[commit-bot: I haz the power, 2015-12-03 04:40:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1498663002/20002
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1498663002/20002

[commit-bot: I haz the power, 2015-12-03 05:31:19]

Committed patchset #3 (id:20002)

[commit-bot: I haz the power, 2015-12-03 05:32:18]

Description was changed from

==========
[Sync] Clear access token on shutdown

This is a modified version of bzanotti@'s CL:
https://codereview.chromium.org/1496573002/

We now clear the access token anytime the sync engine shuts down.

BUG=563416
==========

to

==========
[Sync] Clear access token on shutdown

This is a modified version of bzanotti@'s CL:
https://codereview.chromium.org/1496573002/

We now clear the access token anytime the sync engine shuts down.

BUG=563416

Committed: https://crrev.com/9eae1e28f5d8de8cd2a7223a97cda18975f0aa10
Cr-Commit-Position: refs/heads/master@{#362916}
==========

[commit-bot: I haz the power, 2015-12-03 05:32:19]

Patchset 3 (id:??) landed as
https://crrev.com/9eae1e28f5d8de8cd2a7223a97cda18975f0aa10
Cr-Commit-Position: refs/heads/master@{#362916}