Disable JsTranslateManagerTest.PerformancePlaceholder due to flakiness.

Disable JsTranslateManagerTest.PerformancePlaceholder due to flakiness.

TBR=droger@chromium.org
BUG=658619
Review-Url: https://codereview.chromium.org/2687193002
Cr-Commit-Position: refs/heads/master@{#449454}
Committed: https://chromium.googlesource.com/chromium/src/+/f8458d55b3619c6820b9095adf63d8fa2aa7e17b

[Bret, 2017-02-09 22:59:10]

The CQ bit was checked by bsep@chromium.org

[commit-bot: I haz the power, 2017-02-09 22:59:36]

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, 2017-02-09 23:15:27]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1486681150042390, "parent_rev":
"907cde5ee78659803d8eb14736a2a00916c2fa35", "commit_rev":
"f8458d55b3619c6820b9095adf63d8fa2aa7e17b"}

[commit-bot: I haz the power, 2017-02-09 23:16:00]

Description was changed from

==========
Disable JsTranslateManagerTest.PerformancePlaceholder due to flakiness.

TBR=droger@chromium.org
BUG=658619
==========

to

==========
Disable JsTranslateManagerTest.PerformancePlaceholder due to flakiness.

TBR=droger@chromium.org
BUG=658619

Review-Url: https://codereview.chromium.org/2687193002
Cr-Commit-Position: refs/heads/master@{#449454}
Committed:
https://chromium.googlesource.com/chromium/src/+/f8458d55b3619c6820b9095adf63...
==========

[commit-bot: I haz the power, 2017-02-09 23:16:01]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/f8458d55b3619c6820b9095adf63...