This macro did lookups via privates but we can just use the ScreenToScrn
conversion instead.
This patch drops all in-server uses, we should drop the macro later,
once drivers have been converted to not use it.
Reviewed-by: Adam Jackson <ajax@redhat.com>
Reviewed-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>