a02b759f41
This whole thing was just a mess and never really worked the way it was
supposed to. All drivers can support GDI interop and double-buffering
independently at this point, so just remove it.
Fixes: c432fbe5 ("wgl: Add no-gdi-single-buffered and gdi-double-buffered PFDs")
Reviewed-By: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Reviewed-by: Jose Fonseca <jose.fonseca@broadcom.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29819>