Cr2Decoder::decodeOldFormat(): use ByteStream::skipBytes()
Cr2Decoder::decodeOldFormat(): use ByteStream::skipBytes()

LebedevRI/rawspeed,LebedevRI/rawspeed,darktable-org/rawspeed,LebedevRI/rawspeed,darktable-org/rawspeed,LebedevRI/rawspeed,LebedevRI/rawspeed,darktable-org/rawspeed,darktable-org/rawspeed,darktable-org/rawspeed