Hide notifications popups when entering fullscreen mode.

[Mac][Win] Hide notifications popups when entering fullscreen mode.

They currently remain until expiration which could be forever in the
case of webkit notifications.  TODO: chromeos.

R=mukai@chromium.org, stevenjb@chromium.org
TBR=johnnyg@chromium.org
BUG=233752
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=215784

[Jun Mukai, 2013-07-13 00:51:16]

https://codereview.chromium.org/19027005/diff/16001/ash/wm/workspace/workspac...
File ash/wm/workspace/workspace_manager.cc (right):

https://codereview.chromium.org/19027005/diff/16001/ash/wm/workspace/workspac...
ash/wm/workspace/workspace_manager.cc:694: if (full_count > 0) {
It is not very good to hook just here.
Instead, better to hook at SetActiveWorkspace, and check with
workspace->is_fullscreen()
Then, we can deal with the scenario like:
- create a fullscreen
- minimize the fullscreen
- create notifications
- resume the fullscreen

[dewittj, 2013-08-05 20:22:04]

Resurrecting this old patchset, removed the ChromeOS functionality so I can land
this.  PTAL.

[Jun Mukai, 2013-08-05 20:44:07]

On 2013/08/05 20:22:04, dewittj wrote:
> Resurrecting this old patchset, removed the ChromeOS functionality so I can
land
> this.  PTAL.

The ash/wm/workspace code has bunch of changes for these weeks. LGTM.

[commit-bot: I haz the power, 2013-08-06 00:34:15]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/dewittj@chromium.org/19027005/37002

[commit-bot: I haz the power, 2013-08-06 03:57:55]

Change committed as 215784