Treat U+2028 as a special code point when escaping for JSON.

Treat U+2028 and U+2029 as special code points when escaping for JSON.

BUG=525832
Committed: https://crrev.com/7df07dcca79422e9098fd966cc3e8839af8cb912
Cr-Commit-Position: refs/heads/master@{#347722}

[Robert Sesek, 2015-09-04 14:44:10]

rsesek@chromium.org changed reviewers:
+ thestig@chromium.org

[Lei Zhang, 2015-09-04 18:53:58]

lgtm

Do you want to check 2029 as well?

[Robert Sesek, 2015-09-08 14:40:00]

On 2015/09/04 18:53:58, Lei Zhang wrote:
> lgtm
> 
> Do you want to check 2029 as well?

Yup, updated.

[Lei Zhang, 2015-09-08 16:47:12]

++lgtm

[Robert Sesek, 2015-09-08 16:48:15]

The CQ bit was checked by rsesek@chromium.org

[commit-bot: I haz the power, 2015-09-08 16:48:47]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1325253002/40001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1325253002/40001

[commit-bot: I haz the power, 2015-09-08 16:53:50]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2015-09-08 16:54:40]

Patchset 3 (id:??) landed as
https://crrev.com/7df07dcca79422e9098fd966cc3e8839af8cb912
Cr-Commit-Position: refs/heads/master@{#347722}