[turbofan] Fix buggy implicit coercion in GetMapWitness.

[turbofan] Fix buggy implicit coercion in GetMapWitness.

BUG=chromium:715151
R=jarin@chromium.org

Review-Url: https://codereview.chromium.org/2839873004
Cr-Commit-Position: refs/heads/master@{#44881}
Committed: https://chromium.googlesource.com/v8/v8/+/e913f9e3842dbbd3d87a54013f4f93ac723ba735

[Benedikt Meurer, 2017-04-26 08:59:27]

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

[commit-bot: I haz the power, 2017-04-26 08:59:33]

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, 2017-04-26 09:23:40]

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

[commit-bot: I haz the power, 2017-04-26 09:23:41]

Dry run: This issue passed the CQ dry run.

[Jarin, 2017-04-26 09:55:04]

lgtm

[Benedikt Meurer, 2017-04-26 09:56:16]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2017-04-26 09:56:24]

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, 2017-04-26 09:57:37]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1493200576247720, "parent_rev":
"a6b27a725fd233fdbd52fc7519b32deab0c0e05a", "commit_rev":
"e913f9e3842dbbd3d87a54013f4f93ac723ba735"}

[commit-bot: I haz the power, 2017-04-26 09:57:42]

Description was changed from

==========
[turbofan] Fix buggy implicit coercion in GetMapWitness.

BUG=chromium:715151
R=jarin@chromium.org
==========

to

==========
[turbofan] Fix buggy implicit coercion in GetMapWitness.

BUG=chromium:715151
R=jarin@chromium.org

Review-Url: https://codereview.chromium.org/2839873004
Cr-Commit-Position: refs/heads/master@{#44881}
Committed:
https://chromium.googlesource.com/v8/v8/+/e913f9e3842dbbd3d87a54013f4f93ac723...
==========

[commit-bot: I haz the power, 2017-04-26 09:57:42]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/v8/v8/+/e913f9e3842dbbd3d87a54013f4f93ac723...