[promises] fix deferred object leak

[promises] fix deferred object leak

This patch sets `this` to be undefined when calling resolve and reject
functions attached to the deferred.

BUG=v8:5476
Committed: https://crrev.com/9d836ec64a42087e522ac9fb9804b3298f8fac1e
Cr-Commit-Position: refs/heads/master@{#40056}

[gsathya, 2016-10-06 18:01:38]

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

[commit-bot: I haz the power, 2016-10-06 18:01:41]

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

[gsathya, 2016-10-06 18:17:47]

Description was changed from

==========
[promises] fix deferred object leak

This patch sets `this` to be undefined when calling resolve and reject
functions attached to the deferred.

BUG=v8:5476
==========

to

==========
[promises] fix deferred object leak

This patch sets `this` to be undefined when calling resolve and reject
functions attached to the deferred.

BUG=v8:5476
==========

[gsathya, 2016-10-06 18:17:47]

gsathya@chromium.org changed reviewers:
+ adamk@chromium.org

[adamk, 2016-10-06 18:21:26]

lgtm

[commit-bot: I haz the power, 2016-10-06 18:25:56]

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

[commit-bot: I haz the power, 2016-10-06 18:25:57]

Dry run: This issue passed the CQ dry run.

[gsathya, 2016-10-06 18:26:44]

The CQ bit was checked by gsathya@chromium.org

[commit-bot: I haz the power, 2016-10-06 18:26:47]

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, 2016-10-06 18:29:28]

Description was changed from

==========
[promises] fix deferred object leak

This patch sets `this` to be undefined when calling resolve and reject
functions attached to the deferred.

BUG=v8:5476
==========

to

==========
[promises] fix deferred object leak

This patch sets `this` to be undefined when calling resolve and reject
functions attached to the deferred.

BUG=v8:5476
==========

[commit-bot: I haz the power, 2016-10-06 18:29:29]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-10-06 18:29:42]

Description was changed from

==========
[promises] fix deferred object leak

This patch sets `this` to be undefined when calling resolve and reject
functions attached to the deferred.

BUG=v8:5476
==========

to

==========
[promises] fix deferred object leak

This patch sets `this` to be undefined when calling resolve and reject
functions attached to the deferred.

BUG=v8:5476

Committed: https://crrev.com/9d836ec64a42087e522ac9fb9804b3298f8fac1e
Cr-Commit-Position: refs/heads/master@{#40056}
==========

[commit-bot: I haz the power, 2016-10-06 18:29:44]

Patchset 2 (id:??) landed as
https://crrev.com/9d836ec64a42087e522ac9fb9804b3298f8fac1e
Cr-Commit-Position: refs/heads/master@{#40056}