Fix GetOwnPropertyNames on access-checked objects

Fix GetOwnPropertyNames on access-checked objects

BUG=chromium:509936
LOG=y

Committed: https://crrev.com/76b3b21cdcbe4ae3a85b9577b6f5a52718cfcbd5
Cr-Commit-Position: refs/heads/master@{#29725}

[Toon Verwaest, 2015-07-17 10:48:51]

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

[Toon Verwaest, 2015-07-17 10:48:51]

ptal

[jochen (gone - plz use gerrit), 2015-07-17 10:49:30]

lgtm

[Toon Verwaest, 2015-07-17 10:59:07]

The CQ bit was checked by verwaest@chromium.org

[commit-bot: I haz the power, 2015-07-17 10:59:15]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1242123002/1

[commit-bot: I haz the power, 2015-07-17 11:11:57]

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

[commit-bot: I haz the power, 2015-07-17 11:11:58]

Try jobs failed on following builders:
  v8_linux_arm64_rel on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_arm64_rel/builds/7765)

(exceeded global retry quota)

[Toon Verwaest, 2015-07-17 12:28:04]

The CQ bit was checked by verwaest@chromium.org

[Toon Verwaest, 2015-07-17 12:28:04]

The patchset sent to the CQ was uploaded after l-g-t-m from jochen@chromium.org
Link to the patchset: https://codereview.chromium.org/1242123002/#ps20001
(title: "Handle empty case")

[commit-bot: I haz the power, 2015-07-17 12:28:15]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1242123002/20001

[commit-bot: I haz the power, 2015-07-17 12:30:10]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2015-07-17 12:30:28]

Patchset 2 (id:??) landed as
https://crrev.com/76b3b21cdcbe4ae3a85b9577b6f5a52718cfcbd5
Cr-Commit-Position: refs/heads/master@{#29725}