[turbofan] Fix Math.sign.

[turbofan] Fix Math.sign.

Committed: https://crrev.com/39d65198ed6e2c6d338f83cce78b4716cade32b8
Cr-Commit-Position: refs/heads/master@{#39073}

[Jarin, 2016-09-01 09:34:56]

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

[commit-bot: I haz the power, 2016-09-01 09:35:05]

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

[Jarin, 2016-09-01 09:36:20]

jarin@chromium.org changed reviewers:
+ bmeurer@chromium.org

[Jarin, 2016-09-01 09:36:20]

Could you take a look, please?

[Benedikt Meurer, 2016-09-01 09:36:46]

lgtm

[commit-bot: I haz the power, 2016-09-01 10:23:09]

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

[commit-bot: I haz the power, 2016-09-01 10:23:10]

Dry run: This issue passed the CQ dry run.

[Jarin, 2016-09-01 10:23:44]

The CQ bit was checked by jarin@chromium.org

[commit-bot: I haz the power, 2016-09-01 10:23:49]

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, 2016-09-01 10:25:44]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-01 10:26:17]

Description was changed from

==========
[turbofan] Fix Math.sign.
==========

to

==========
[turbofan] Fix Math.sign.

Committed: https://crrev.com/39d65198ed6e2c6d338f83cce78b4716cade32b8
Cr-Commit-Position: refs/heads/master@{#39073}
==========

[commit-bot: I haz the power, 2016-09-01 10:26:18]

Patchset 1 (id:??) landed as
https://crrev.com/39d65198ed6e2c6d338f83cce78b4716cade32b8
Cr-Commit-Position: refs/heads/master@{#39073}