Bring heap snapshot Map iterator up to date.

Bring heap snapshot Map iterator up to date.

1. Do not mark code_cache as a weak container.
2. Support layout_descriptor field.

Committed: https://crrev.com/b123476bcb5a60bae26627d1358ceea8f04bc686
Cr-Commit-Position: refs/heads/master@{#38285}

[alph, 2016-08-03 10:06:22]

alph@chromium.org changed reviewers:
+ ulan@chromium.org

[alph, 2016-08-03 10:12:56]

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

[commit-bot: I haz the power, 2016-08-03 10:13:00]

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

[ulan, 2016-08-03 10:26:43]

lgtm

[commit-bot: I haz the power, 2016-08-03 10:33:10]

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

[commit-bot: I haz the power, 2016-08-03 10:33:11]

Dry run: This issue passed the CQ dry run.

[alph, 2016-08-03 10:58:32]

The CQ bit was checked by alph@chromium.org

[commit-bot: I haz the power, 2016-08-03 10:58:40]

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, 2016-08-03 11:00:15]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-08-03 11:02:06]

Description was changed from

==========
Bring heap snapshot Map iterator up to date.

1. Do not mark code_cache as a weak container.
2. Support layout_descriptor field.
==========

to

==========
Bring heap snapshot Map iterator up to date.

1. Do not mark code_cache as a weak container.
2. Support layout_descriptor field.

Committed: https://crrev.com/b123476bcb5a60bae26627d1358ceea8f04bc686
Cr-Commit-Position: refs/heads/master@{#38285}
==========

[commit-bot: I haz the power, 2016-08-03 11:02:07]

Patchset 1 (id:??) landed as
https://crrev.com/b123476bcb5a60bae26627d1358ceea8f04bc686
Cr-Commit-Position: refs/heads/master@{#38285}