Github user rmetzger commented on the pull request:
https://github.com/apache/flink/pull/1923#issuecomment-213342621
Code looks good.
It seems that the test is still a bit unstable:
```
Tests in error:
LeaderChangeJobRecoveryTest.before:73 û Timeout Futures timed out
after [10000...
```
in 3 of 5 runs:
https://s3.amazonaws.com/archive.travis-ci.org/jobs/124781545/log.txt
https://s3.amazonaws.com/archive.travis-ci.org/jobs/124781546/log.txt
https://s3.amazonaws.com/archive.travis-ci.org/jobs/124781547/log.txt
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