The tests checking callee stack cleaning for stdcall vs. cdecl should
be a function of the calling ABI of the platform, not whether it is
64-bit or not.  This fixes the check for platforms like ARM that may
be 32-bit but that do not use the stdcall convention of callee stack
cleaning.
Signed-off-by: Donna Whisnant <dewhisna@dewtronics.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>