Bugfix - a DCHECK could allocate, invalidating a raw pointer.

Bugfix - a DCHECK could allocate, invalidating a raw pointer.

HasOrigin() can allocate. Make sure to wrap vulnerable raw pointers
in handles.

BUG=

Review-Url: https://codereview.chromium.org/2788663002
Cr-Commit-Position: refs/heads/master@{#44271}
Committed: https://chromium.googlesource.com/v8/v8/+/5bc286e54e88fdcdacb02c82b895345a410ebe8b

[mvstanton, 2017-03-30 14:28:11]

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

[commit-bot: I haz the power, 2017-03-30 14:28:20]

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

[mvstanton, 2017-03-30 14:28:51]

mvstanton@chromium.org changed reviewers:
+ verwaest@chromium.org

[mvstanton, 2017-03-30 14:28:51]

Hi Toon,
Thanks for noticing this bug!
--Michael

[Toon Verwaest, 2017-03-30 14:30:04]

lgtm

[mvstanton, 2017-03-30 14:32:46]

The CQ bit was checked by mvstanton@chromium.org

[commit-bot: I haz the power, 2017-03-30 14:32:49]

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, 2017-03-30 14:50:44]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1490884366076610, "parent_rev":
"95120a7e06f0d91562b4ac867c043deb12c7cefe", "commit_rev":
"5bc286e54e88fdcdacb02c82b895345a410ebe8b"}

[commit-bot: I haz the power, 2017-03-30 14:50:49]

Description was changed from

==========
Bugfix - a DCHECK could allocate, invalidating a raw pointer.

HasOrigin() can allocate. Make sure to wrap vulnerable raw pointers
in handles.

BUG=
==========

to

==========
Bugfix - a DCHECK could allocate, invalidating a raw pointer.

HasOrigin() can allocate. Make sure to wrap vulnerable raw pointers
in handles.

BUG=

Review-Url: https://codereview.chromium.org/2788663002
Cr-Commit-Position: refs/heads/master@{#44271}
Committed:
https://chromium.googlesource.com/v8/v8/+/5bc286e54e88fdcdacb02c82b895345a410...
==========

[commit-bot: I haz the power, 2017-03-30 14:50:49]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/v8/v8/+/5bc286e54e88fdcdacb02c82b895345a410...