Update V8 to version 3.15.7.2.

Update V8 to version 3.15.7.2.

R=jkummerow@chromium.org


Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=170862

[ulan_google, 2012-12-03 15:42:44]

PTAL

[Jakob Kummerow, 2012-12-03 15:43:55]

lgtm

[commit-bot: I haz the power, 2012-12-03 15:43:58]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/ulan@chromium.org/11418290/1

[commit-bot: I haz the power, 2012-12-03 17:29:45]

Retried try job too often on linux_rel for step(s) ash_unittests

[commit-bot: I haz the power, 2012-12-03 17:32:15]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/ulan@chromium.org/11418290/1

[commit-bot: I haz the power, 2012-12-03 18:53:57]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/ulan@chromium.org/11418290/1

[hans, 2012-12-03 19:07:23]

This roll picks up two changes only:
http://code.google.com/p/v8/source/detail?r=13108
http://code.google.com/p/v8/source/detail?r=13115
Both are ARM-specific, so most of the try bots are irrelevant.

We need this for https://code.google.com/p/chromium/issues/detail?id=163890

If the CQ doesn't land this soon, can we please just land it manually?

[commit-bot: I haz the power, 2012-12-04 01:59:46]

Change committed as 170862