fix second window not painting on aura while cert dialog is open

fix second window not painting on aura while cert dialog is open

In preference to https://codereview.chromium.org/61093002/.

R=sky@chromium.org
BUG=306295
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=233332

[sky, 2013-11-06 00:19:49]

Add a comment and LGTM

[scottmg, 2013-11-06 00:25:42]

On 2013/11/06 00:19:49, sky wrote:
> Add a comment and LGTM

Done.

[commit-bot: I haz the power, 2013-11-06 00:42:36]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/scottmg@chromium.org/59613009/30001

[commit-bot: I haz the power, 2013-11-06 03:09:58]

Retried try job too often on win_rel for step(s) content_unittests, unit_tests
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win_rel&nu...

[commit-bot: I haz the power, 2013-11-06 04:02:42]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/scottmg@chromium.org/59613009/30001

[commit-bot: I haz the power, 2013-11-06 04:44:45]

Step "update" is always a major failure.
Look at the try server FAQ for more details.
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win_rel&nu...

[commit-bot: I haz the power, 2013-11-06 04:45:44]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/scottmg@chromium.org/59613009/30001

[commit-bot: I haz the power, 2013-11-06 09:19:47]

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

[commit-bot: I haz the power, 2013-11-06 16:20:21]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/scottmg@chromium.org/59613009/30001

[scottmg, 2013-11-06 20:14:38]

Committed patchset #2 manually as r233332 (presubmit successful).