comctl32/tests: Better deal with the unsupported CreateWindowExW() case.

[Dmitry Timoshkov]

Nikolay Sivov <bunglehead at gmail.com> wrote:

> On 12/1/2013 19:24, Francois Gouget wrote:
> > No matter why CreateWindowExW() fails, if we don't have an hwnd we have
> > to skip the tests.
> > ---
> >
> It doesn't look like we have to use *Ex version at all.

Actually there is no choice.

-- 
Dmitry.