Oilpan: add more Event-related USED_FROM_MULTIPLE_THREADS() decls.

Oilpan: add more Event-related USED_FROM_MULTIPLE_THREADS() decls.

CloseEvent and XMLHttpRequestProgressEvent are also exposed inside Workers.

R=
BUG=340522
Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=168240

[sof, 2014-02-28 22:01:46]

Please take a look.

[haraken, 2014-03-01 01:25:50]

LGTM

[sof, 2014-03-01 05:53:42]

The CQ bit was checked by sigbjornf@opera.com

[commit-bot: I haz the power, 2014-03-01 05:53:53]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/sigbjornf@opera.com/178193014/1

[commit-bot: I haz the power, 2014-03-01 07:20:35]

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

[commit-bot: I haz the power, 2014-03-01 07:20:36]

Retried try job too often on win_layout for step(s) webkit_lint
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win_layout...

[sof, 2014-03-01 07:21:29]

The CQ bit was checked by sigbjornf@opera.com

[commit-bot: I haz the power, 2014-03-01 07:21:37]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/sigbjornf@opera.com/178193014/1

[commit-bot: I haz the power, 2014-03-01 08:20:17]

Change committed as 168240