BitsLog2Floor     141 third_party/libwebp/dsp/lossless.h   const int log_floor = BitsLog2Floor(n);
BitsLog2Floor     153 third_party/libwebp/dsp/lossless.h   const int highest_bit = BitsLog2Floor(--distance);
BitsLog2Floor     162 third_party/libwebp/dsp/lossless.h   const int highest_bit = BitsLog2Floor(--distance);