wined3d public api cleanup

[Henri Verbeet]

On 11 September 2015 at 19:28, Riccardo Bortolato <rikyz619 at gmail.com> wrote:
> My issue was with surface_check_block_align (used by tons of
> functions) but I guess I'll (temporary) convert back to RECT and then
> finally implement a wined3d_texture_check_block_align(tex, sub_idx,
> box ..).
>
I'm not sure we'll ever need that to be generic, just renaming the
existing one to something like surface_check_block_align_rect() and
then introducing a new surface_check_block_align() that takes a box
should work. The rect variant should then eventually just go away.