Introduce string/regexp related public symbols.

Introduce string/regexp related public symbols.

R=littledan@chromium.org
BUG=v8:4305, v8:4343, v8:4344, v8:4345
LOG=N

Committed: https://crrev.com/68128834943d4d2d727922a949fc5dfcc3d6a1dd
Cr-Commit-Position: refs/heads/master@{#31643}

[Yang, 2015-10-28 13:55:40]

yangguo@chromium.org changed reviewers:
+ ulan@chromium.org

[Yang, 2015-10-28 13:55:40]

Ulan, could you have a look at the heap change?

[ulan, 2015-10-28 13:58:53]

lgtm

[Yang, 2015-10-28 14:01:53]

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

[commit-bot: I haz the power, 2015-10-28 14:02:00]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1424113003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1424113003/1

[commit-bot: I haz the power, 2015-10-28 14:30:31]

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

[commit-bot: I haz the power, 2015-10-28 14:30:31]

Dry run: This issue passed the CQ dry run.

[Dan Ehrenberg, 2015-10-29 00:57:26]

lgtm

This is fine, but let's not export these as properties on the Symbol global in a
shipping Chrome build without flags until we call out to them as appropriate.

[Yang, 2015-10-29 05:23:05]

The CQ bit was checked by yangguo@chromium.org

[commit-bot: I haz the power, 2015-10-29 05:23:19]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1424113003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1424113003/1

[commit-bot: I haz the power, 2015-10-29 05:24:38]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-10-29 05:25:08]

Patchset 1 (id:??) landed as
https://crrev.com/68128834943d4d2d727922a949fc5dfcc3d6a1dd
Cr-Commit-Position: refs/heads/master@{#31643}