Do not coerce lastIndex of a global RegExp in @@match and @@replace.

Do not coerce lastIndex of a global RegExp in @@match and @@replace.

R=rossberg@chromium.org
BUG=v8:4471
LOG=N

Committed: https://crrev.com/f2bfa12654d79e3d81a011fd98fca7e34ea1d5d2
Cr-Commit-Position: refs/heads/master@{#31330}

[rossberg, 2015-10-16 10:03:23]

Not sure what the context of this change is, but otherwise LGTM. ;)

[adamk, 2015-10-16 10:11:57]

adamk@chromium.org changed reviewers:
+ littledan@chromium.org

[adamk, 2015-10-16 10:11:57]

+littledan who's working on changes to the RegExp stuff in ES6, in case this is
related to any such changes. In general, he's probably the right person to
coordinate with for stuff in this area.

[Dan Ehrenberg, 2015-10-16 10:28:23]

lgtm

I think this is a spec change that we want to keep in the future, even if some
reverts are coming.

[Yang, 2015-10-16 10:59:29]

The CQ bit was checked by yangguo@chromium.org

[commit-bot: I haz the power, 2015-10-16 10:59:36]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1410753002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1410753002/1

[commit-bot: I haz the power, 2015-10-16 11:25:24]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-10-16 11:25:49]

Patchset 1 (id:??) landed as
https://crrev.com/f2bfa12654d79e3d81a011fd98fca7e34ea1d5d2
Cr-Commit-Position: refs/heads/master@{#31330}