NUM_BMODES         47 third_party/libwebp/dec/vp8i.h        NUM_BMODES = B_HU_PRED + 1 - B_DC_PRED,  // = 10
NUM_BMODES         46 third_party/libwebp/enc/vp8enci.h        NUM_BMODES = B_HU_PRED + 1 - B_DC_PRED,  // = 10