Stage RegExp subclassing

Stage RegExp subclassing

This patch stages the first part of RegExp subclassing--defining
Symbol.{match,replace,search,split}, but keeping their original
definitions which are restricted to a RegExp receiver and do not
call out to the core 'exec' method. This is being staged separately
because the two sets of extension points are separate features with
separate functionality. The amount of behavior which is held behind
the flag is very small, just exposing the symbols as properties of
Symbol--the behavior that the String methods call out to these Symbol
properties has already been shipping unflagged.

R=yangguo@chromium.org
BUG=v8:4305, v8:4343, v8:4344, v8:4345
LOG=Y

Committed: https://crrev.com/8c663eea0c7358e106776f45142f82066cc81cea
Cr-Commit-Position: refs/heads/master@{#33534}

[Dan Ehrenberg, 2016-01-26 22:35:22]

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

[commit-bot: I haz the power, 2016-01-26 22:35:29]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1637703003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1637703003/1

[commit-bot: I haz the power, 2016-01-26 22:59:48]

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

[commit-bot: I haz the power, 2016-01-26 22:59:48]

Dry run: This issue passed the CQ dry run.

[Yang, 2016-01-27 00:36:52]

On 2016/01/26 23:54:25, Dan Ehrenberg wrote:

lgtm

[Dan Ehrenberg, 2016-01-27 05:44:56]

The CQ bit was checked by littledan@chromium.org

[commit-bot: I haz the power, 2016-01-27 05:45:00]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1637703003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1637703003/1

[commit-bot: I haz the power, 2016-01-27 05:46:47]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-01-27 05:47:16]

Description was changed from

==========
Stage RegExp subclassing

This patch stages the first part of RegExp subclassing--defining
Symbol.{match,replace,search,split}, but keeping their original
definitions which are restricted to a RegExp receiver and do not
call out to the core 'exec' method. This is being staged separately
because the two sets of extension points are separate features with
separate functionality. The amount of behavior which is held behind
the flag is very small, just exposing the symbols as properties of
Symbol--the behavior that the String methods call out to these Symbol
properties has already been shipping unflagged.

R=yangguo@chromium.org
BUG=v8:4305,v8:4343,v8:4344,v8:4345
LOG=Y
==========

to

==========
Stage RegExp subclassing

This patch stages the first part of RegExp subclassing--defining
Symbol.{match,replace,search,split}, but keeping their original
definitions which are restricted to a RegExp receiver and do not
call out to the core 'exec' method. This is being staged separately
because the two sets of extension points are separate features with
separate functionality. The amount of behavior which is held behind
the flag is very small, just exposing the symbols as properties of
Symbol--the behavior that the String methods call out to these Symbol
properties has already been shipping unflagged.

R=yangguo@chromium.org
BUG=v8:4305,v8:4343,v8:4344,v8:4345
LOG=Y

Committed: https://crrev.com/8c663eea0c7358e106776f45142f82066cc81cea
Cr-Commit-Position: refs/heads/master@{#33534}
==========

[commit-bot: I haz the power, 2016-01-27 05:47:17]

Patchset 1 (id:??) landed as
https://crrev.com/8c663eea0c7358e106776f45142f82066cc81cea
Cr-Commit-Position: refs/heads/master@{#33534}