Add test for Promises subclassing.

Add test for Promises subclassing.

BUG=v8:3101, v8:3330
LOG=N

Committed: https://crrev.com/5a3b4366cd69da96591005d2fec6f67a877f8f34
Cr-Commit-Position: refs/heads/master@{#32324}

[Igor Sheludko, 2015-11-25 16:56:45]

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

[commit-bot: I haz the power, 2015-11-25 16:56:52]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1473323003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1473323003/1

[Igor Sheludko, 2015-11-25 16:56:58]

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

[Igor Sheludko, 2015-11-25 16:56:58]

PTAL

[commit-bot: I haz the power, 2015-11-25 19:21:33]

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

[commit-bot: I haz the power, 2015-11-25 19:21:34]

Dry run: This issue passed the CQ dry run.

[Toon Verwaest, 2015-11-26 10:11:09]

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

[Toon Verwaest, 2015-11-26 10:11:09]

lgtm

[Igor Sheludko, 2015-11-26 10:11:22]

The CQ bit was checked by ishell@chromium.org

[commit-bot: I haz the power, 2015-11-26 10:11:29]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1473323003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1473323003/1

[commit-bot: I haz the power, 2015-11-26 10:27:15]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-26 10:28:00]

Description was changed from

==========
Add test for Promises subclassing.

BUG=v8:3101, v8:3330
LOG=N
==========

to

==========
Add test for Promises subclassing.

BUG=v8:3101, v8:3330
LOG=N

Committed: https://crrev.com/5a3b4366cd69da96591005d2fec6f67a877f8f34
Cr-Commit-Position: refs/heads/master@{#32324}
==========

[commit-bot: I haz the power, 2015-11-26 10:28:01]

Patchset 1 (id:??) landed as
https://crrev.com/5a3b4366cd69da96591005d2fec6f67a877f8f34
Cr-Commit-Position: refs/heads/master@{#32324}