vp9: Fix to pick_filter_level for highbitdepth build.
vp9: Fix to pick_filter_level for highbitdepth build.

Change-Id: I53b3fa8bfc0a0717eb1b730c29f2b70060b1b1b7

webmproject/libvpx,ShiftMediaProject/libvpx,webmproject/libvpx,ShiftMediaProject/libvpx,webmproject/libvpx,ShiftMediaProject/libvpx,ShiftMediaProject/libvpx,ShiftMediaProject/libvpx,webmproject/libvpx,webmproject/libvpx,webmproject/libvpx