Github user pnowojski commented on the issue:
https://github.com/apache/flink/pull/5549
In that case please remove the dead code :( If it's not covered by tests
because => it's not important => dead code. Someone in the future will again
brake this and some other guy will try to use it in some meaningful way and you
have gigantic "wtf". Especially that test should be trivial.---
