Fix PropertyDescriptor::ToObject

Fix PropertyDescriptor::ToObject

When adding properties to the result object, that object's prototype chain should be ignored.

Committed: https://crrev.com/107699483d0b62b9ccd9e9bab7c997fcf8cae2d8
Cr-Commit-Position: refs/heads/master@{#32085}

[Jakob Kummerow, 2015-11-18 13:36:20]

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

[Jakob Kummerow, 2015-11-18 13:36:21]

This should unblock the roll.

Toon: PTAL.

Georg, Michael: FYI.

[Toon Verwaest, 2015-11-18 13:37:44]

lgtm

[Jakob Kummerow, 2015-11-18 13:38:26]

The CQ bit was checked by jkummerow@chromium.org

[commit-bot: I haz the power, 2015-11-18 13:38:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1458873002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1458873002/1

[commit-bot: I haz the power, 2015-11-18 13:56:23]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-18 13:57:01]

Patchset 1 (id:??) landed as
https://crrev.com/107699483d0b62b9ccd9e9bab7c997fcf8cae2d8
Cr-Commit-Position: refs/heads/master@{#32085}