Reland^2 "Use C++ implementation of Object.definePropert{y,ies}"

Reland^2 "Use C++ implementation of Object.definePropert{y,ies}"

along with follow-up fixes:

- "introduce LookupIterator::Restart() and use it"
- "always reset the LookupIterator before storing"
- "API-style accessors can throw, check for that"

Revert reason was fixed in Chromium: https://codereview.chromium.org/1415453003/

This reverts the following commits:
0188aeadbbb9678eb11223a53d0bbb12d2f07ab9
984f8af8922d368755d9dd6e2537817d66ae4530
dc9d2c16cd486b38948102df840829674f1e799a
a0f5d4995c9edc99b97d6b3bc3e4081891eb7f91

Committed: https://crrev.com/5edebf66282b26f866e018ac1cf00ba245426173
Cr-Commit-Position: refs/heads/master@{#31578}

[Jakob Kummerow, 2015-10-26 15:53:38]

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

[Jakob Kummerow, 2015-10-26 15:53:38]

You've seen all of this before. Third time's the charm?

[Jakob Kummerow, 2015-10-26 15:55:00]

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

[commit-bot: I haz the power, 2015-10-26 15:55:12]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1424503003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1424503003/1

[commit-bot: I haz the power, 2015-10-26 16:14:19]

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

[commit-bot: I haz the power, 2015-10-26 16:14:20]

Dry run: This issue passed the CQ dry run.

[Toon Verwaest, 2015-10-26 16:20:16]

rubberstamp lgtm

[Jakob Kummerow, 2015-10-26 16:36:54]

The CQ bit was checked by jkummerow@chromium.org

[commit-bot: I haz the power, 2015-10-26 16:37:02]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1424503003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1424503003/1

[commit-bot: I haz the power, 2015-10-26 16:39:00]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-10-26 16:39:20]

Patchset 1 (id:??) landed as
https://crrev.com/5edebf66282b26f866e018ac1cf00ba245426173
Cr-Commit-Position: refs/heads/master@{#31578}