VP8InitDithering  422 third_party/libwebp/dec/idec.c   VP8InitDithering(params->options, dec);
VP8InitDithering  337 third_party/libwebp/dec/vp8i.h void VP8InitDithering(const WebPDecoderOptions* const options,
VP8InitDithering  473 third_party/libwebp/dec/webp.c         VP8InitDithering(params->options, dec);