Github user StephanEwen commented on the pull request:
https://github.com/apache/flink/commit/08318e1a7649b6f78b2c2d4fba7004c547d05961#commitcomment-14478619
BTW: I think the usual style for git commit messages is to write what the
commit does, not what the original problem was. So something like "Fix Cancel
Button for YARN" would be better...
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