user32: Remove leftover HINSTANCE16 code from LoadCursor/LoadIcon.

[Alexandre Julliard]

Michael Stefaniuc <mstefani at redhat.de> writes:

> The Wine code doesn't seem to pass a 16bit hinstance to
> LoadCursor/LoadIcon; the only calls to those functions from 16bit code
> use a 0 hinstance which is fine.

16-bit instances can come from 32-bit calls too, if we are dealing with
a 16-bit window.

-- 
Alexandre Julliard
julliard at winehq.org