SCREEN_EPILOGUE should read the current function pointer from screen
after calling wrapped function in case the pointer changes.
Passing pPriv to macros instead of asking dix each time makes sense when
both macros need same pointer.
Signed-off-by: Pauli Nieminen <ext-pauli.nieminen@nokia.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Daniel Stone <daniel@fooishbar.org>