Make RegisterDeviceNotificationW behave likeRegisterDeviceNotificationA

[Dmitry Timoshkov]

"Zachary Goldberg" <zgold550 at gmail.com> wrote:

> Your patch is more likely to be accepted if it comes with a test which
> works on windows, didnt pass in wine before but passes now and
> demonstrates why the new behavior is correct.

There is no need for a test since that's not really an implementation
but just a better stub which follows existing code.

-- 
Dmitry.