-- v6: win32u: Move writing mode to registry out of graphics drivers. win32u: Move NtUserChangeDisplaySettings mode validation to a separate helper. win32u: Move reading mode from registry out of graphics drivers. win32u: Set generic DEVMODEW fields in NtUserEnumDisplaySettings. win32u: Move default UpdateDisplayDevices implementation out of nulldrv. win32u: Add invisible winstation virtual monitor outside of nulldrv.