ClearMetadata    1054 third_party/libwebp/dec/vp8l.c   ClearMetadata(&dec->hdr_);
ClearMetadata    1161 third_party/libwebp/dec/vp8l.c     ClearMetadata(hdr);
ClearMetadata    1177 third_party/libwebp/dec/vp8l.c     if (!is_level0) ClearMetadata(hdr);  // Clean up temporary data behind.