[turbofan] Don't merge PropertyAccessInfos with different field maps.

[turbofan] Don't merge PropertyAccessInfos with different field maps.

BUG=chromium:679378
R=jarin@chromium.org

Review-Url: https://codereview.chromium.org/2634953002
Cr-Commit-Position: refs/heads/master@{#42365}
Committed: https://chromium.googlesource.com/v8/v8/+/64963e1b146fb457ad2bc331bbba7339e0d67987

[Benedikt Meurer, 2017-01-16 10:47:48]

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

[commit-bot: I haz the power, 2017-01-16 10:47:59]

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, 2017-01-16 11:15:56]

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

[commit-bot: I haz the power, 2017-01-16 11:15:56]

Dry run: This issue passed the CQ dry run.

[Jarin, 2017-01-16 11:45:36]

lgtm

[Benedikt Meurer, 2017-01-16 11:45:51]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2017-01-16 11:45:55]

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, 2017-01-16 11:47:48]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484567151418970, "parent_rev":
"73de4f8f1e89da2bb54bb3b79c58e10cf50cfd53", "commit_rev":
"64963e1b146fb457ad2bc331bbba7339e0d67987"}

[commit-bot: I haz the power, 2017-01-16 11:47:51]

Description was changed from

==========
[turbofan] Don't merge PropertyAccessInfos with different field maps.

BUG=chromium:679378
R=jarin@chromium.org
==========

to

==========
[turbofan] Don't merge PropertyAccessInfos with different field maps.

BUG=chromium:679378
R=jarin@chromium.org

Review-Url: https://codereview.chromium.org/2634953002
Cr-Commit-Position: refs/heads/master@{#42365}
Committed:
https://chromium.googlesource.com/v8/v8/+/64963e1b146fb457ad2bc331bbba7339e0d...
==========

[commit-bot: I haz the power, 2017-01-16 11:47:52]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/v8/v8/+/64963e1b146fb457ad2bc331bbba7339e0d...