Original commit message from CVS: Renamed GST_RIFF_WAVE_FORMAT_DIVX and _divx to _DIVX_WMAV1 and _DIVX_WMAV2 and added _WMAV9
Original commit message from CVS: Renamed GST_RIFF_WAVE_FORMAT_DIVX and _divx to _DIVX_WMAV1 and _DIVX_WMAV2 and added _WMAV9