HHCTRL.OCX: fix W to A call

[Dimi Paun]

From: "Michael Jung" <mjung at iss.tu-darmstadt.de>
> I would agree, but I thought there is a consensus to always use the
unicode
> APIs. There are several occurences in my patches, where I would have
prefered
> to use the ascii APIs (especially in RegQueryValue and the like). Would
that
> be ok?

I think it would be better to always use the W APIs. This way we can
have tools to warn if we have W->A transitions. We lose a little in
readability (a special grep tool anyone?), but we gain a simple rule
to follow and enforce, which could be used by various tools, like
winapi_check.

-- 
Dimi Paun <dimi at lattica.com>
Lattica, Inc.