DngOpcodes::DeltaRowOrColBase: use 2-component ByteStream::check()
DngOpcodes::DeltaRowOrColBase: use 2-component ByteStream::check()

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