[runtime] Don't call GetArrayKeys on proxies.

[runtime] Don't call GetArrayKeys on proxies.

This fixes another bug in Array.prototype.sort (when the array is not a
JSArray and there is a proxy on the prototype chain).

R=cbruni@chromium.org
BUG=chromium:596866
LOG=n

Committed: https://crrev.com/7ed2d00bc353c7401e4662cded2bc4de09670cb5
Cr-Commit-Position: refs/heads/master@{#35101}

[Camillo Bruni, 2016-03-29 11:34:57]

lgtm

https://codereview.chromium.org/1842563004/diff/1/src/js/array.js
File src/js/array.js (right):

https://codereview.chromium.org/1842563004/diff/1/src/js/array.js#newcode1052
src/js/array.js:1052: var indices = IS_PROXY(proto) ? length :
%GetArrayKeys(proto, length);
aah quelle elegance!

[neis, 2016-03-29 12:05:22]

The CQ bit was checked by neis@chromium.org

[commit-bot: I haz the power, 2016-03-29 12:05:30]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1842563004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1842563004/1

[commit-bot: I haz the power, 2016-03-29 12:34:09]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-29 12:36:12]

Description was changed from

==========
[runtime] Don't call GetArrayKeys on proxies.

This fixes another bug in Array.prototype.sort (when the array is not a
JSArray and there is a proxy on the prototype chain).

R=cbruni@chromium.org
BUG=chromium:596866
LOG=n
==========

to

==========
[runtime] Don't call GetArrayKeys on proxies.

This fixes another bug in Array.prototype.sort (when the array is not a
JSArray and there is a proxy on the prototype chain).

R=cbruni@chromium.org
BUG=chromium:596866
LOG=n

Committed: https://crrev.com/7ed2d00bc353c7401e4662cded2bc4de09670cb5
Cr-Commit-Position: refs/heads/master@{#35101}
==========

[commit-bot: I haz the power, 2016-03-29 12:36:13]

Patchset 1 (id:??) landed as
https://crrev.com/7ed2d00bc353c7401e4662cded2bc4de09670cb5
Cr-Commit-Position: refs/heads/master@{#35101}