Make ComboboxListener work around being deleted from OnSelectedIndexChanged().

Make ComboboxListener work around being deleted from OnSelectedIndexChanged().

The concrete case for this is that the requestAutocomplete() dialog is adding a
country switcher that rebuilds (and deletes) its inputs on country change.

BUG=317837
R=sky@chromium.org
TEST=views_unittests, no segfaults

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=239098

[sky, 2013-12-05 04:07:30]

LGTM

https://codereview.chromium.org/104573003/diff/20001/ui/views/controls/combob...
File ui/views/controls/combobox/combobox.cc (right):

https://codereview.chromium.org/104573003/diff/20001/ui/views/controls/combob...
ui/views/controls/combobox/combobox.cc:475: }
Add a comment here that this may be deleted.

https://codereview.chromium.org/104573003/diff/20001/ui/views/controls/combob...
File ui/views/controls/combobox/combobox_unittest.cc (right):

https://codereview.chromium.org/104573003/diff/20001/ui/views/controls/combob...
ui/views/controls/combobox/combobox_unittest.cc:359: };
nit: DISALLOW...

[Dan Beam, 2013-12-05 17:05:32]

https://codereview.chromium.org/104573003/diff/20001/ui/views/controls/combob...
File ui/views/controls/combobox/combobox.cc (right):

https://codereview.chromium.org/104573003/diff/20001/ui/views/controls/combob...
ui/views/controls/combobox/combobox.cc:475: }
On 2013/12/05 04:07:30, sky wrote:
> Add a comment here that this may be deleted.

Done.

https://codereview.chromium.org/104573003/diff/20001/ui/views/controls/combob...
File ui/views/controls/combobox/combobox_unittest.cc (right):

https://codereview.chromium.org/104573003/diff/20001/ui/views/controls/combob...
ui/views/controls/combobox/combobox_unittest.cc:359: };
On 2013/12/05 04:07:30, sky wrote:
> nit: DISALLOW...

Done.

[commit-bot: I haz the power, 2013-12-05 17:06:20]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/dbeam@chromium.org/104573003/80001

[commit-bot: I haz the power, 2013-12-06 01:50:56]

Change committed as 239098