[ic] Ensure prototype validity cell guards global object's prototype changes for LoadGlobalIC.

[ic] Ensure prototype validity cell guards global object's prototype changes for LoadGlobalIC.

BUG=chromium:666742, v8:5561
Committed: https://crrev.com/8ca50a88627a9427bb0dd102885a7c5b748eb8d6
Cr-Commit-Position: refs/heads/master@{#41136}

[Igor Sheludko, 2016-11-18 16:05:44]

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

[commit-bot: I haz the power, 2016-11-18 16:05:49]

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, 2016-11-18 16:36:18]

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

[commit-bot: I haz the power, 2016-11-18 16:36:19]

Dry run: This issue passed the CQ dry run.

[Igor Sheludko, 2016-11-18 22:08:12]

ishell@chromium.org changed reviewers:
+ jkummerow@chromium.org

[Igor Sheludko, 2016-11-18 22:08:13]

PTAL

[Jakob Kummerow, 2016-11-21 11:31:34]

lgtm

[Igor Sheludko, 2016-11-21 12:21:20]

The CQ bit was checked by ishell@chromium.org

[commit-bot: I haz the power, 2016-11-21 12:21:23]

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, 2016-11-21 12:46:20]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1479730880873070, "parent_rev":
["39f0670c143c9695820698019e1fabcec166c1cc", null], "commit_rev":
["9a871f5887f13ed33298101dce7b4894a6e348ef", null]}

[commit-bot: I haz the power, 2016-11-21 12:46:26]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-11-21 12:46:51]

Description was changed from

==========
[ic] Ensure prototype validity cell guards global object's prototype changes for
LoadGlobalIC.

BUG=chromium:666742, v8:5561
==========

to

==========
[ic] Ensure prototype validity cell guards global object's prototype changes for
LoadGlobalIC.

BUG=chromium:666742, v8:5561

Committed: https://crrev.com/8ca50a88627a9427bb0dd102885a7c5b748eb8d6
Cr-Commit-Position: refs/heads/master@{#41136}
==========

[commit-bot: I haz the power, 2016-11-21 12:46:52]

Patchset 1 (id:??) landed as
https://crrev.com/8ca50a88627a9427bb0dd102885a7c5b748eb8d6
Cr-Commit-Position: refs/heads/master@{#41136}