d3d9: Return success in d3d9_device_SetMaximumFrameLatency().

Signed-off-by: Akihiro Sagawa <sagawa.aki@gmail.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
1 file changed