Fix PluginsTest.Plugins race condition and re-enable.

Fix PluginsTest.Plugins race condition and re-enable.

BUG=647305
Committed: https://crrev.com/a659660131175f540fc06e3384c7e8eb7cf55ace
Cr-Commit-Position: refs/heads/master@{#437590}

[dpapad, 2016-12-08 20:07:18]

Patchset #2 (id:20001) has been deleted

[dpapad, 2016-12-08 20:08:05]

dpapad@chromium.org changed reviewers:
+ michaelpg@chromium.org

[dpapad, 2016-12-08 20:24:13]

The CQ bit was checked by dpapad@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-12-08 20:25:08]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-12-08 22:07:22]

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

[commit-bot: I haz the power, 2016-12-08 22:07:27]

Dry run: This issue passed the CQ dry run.

[michaelpg, 2016-12-09 03:20:12]

lgtm

[dpapad, 2016-12-09 18:10:56]

The CQ bit was checked by dpapad@chromium.org

[commit-bot: I haz the power, 2016-12-09 18:11:29]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-12-09 18:24:01]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1481307056538570, "parent_rev":
"5acc70b4fad05359215ca9bfe45f9906661a7e5e", "commit_rev":
"13a5538072f12cdfb95f307fb74af5ed2a4eacec"}

[commit-bot: I haz the power, 2016-12-09 18:24:27]

Description was changed from

==========
Fix PluginsTest.Plugins race condition and re-enable.

BUG=647305
==========

to

==========
Fix PluginsTest.Plugins race condition and re-enable.

BUG=647305

Review-Url: https://codereview.chromium.org/2563743002
==========

[commit-bot: I haz the power, 2016-12-09 18:24:28]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-12-12 14:36:20]

Description was changed from

==========
Fix PluginsTest.Plugins race condition and re-enable.

BUG=647305

Review-Url: https://codereview.chromium.org/2563743002
==========

to

==========
Fix PluginsTest.Plugins race condition and re-enable.

BUG=647305

Committed: https://crrev.com/a659660131175f540fc06e3384c7e8eb7cf55ace
Cr-Commit-Position: refs/heads/master@{#437590}
==========

[commit-bot: I haz the power, 2016-12-12 14:36:20]

Patchset 1 (id:??) landed as
https://crrev.com/a659660131175f540fc06e3384c7e8eb7cf55ace
Cr-Commit-Position: refs/heads/master@{#437590}