[GitHub] flink issue #4630: [FLINK-6733] Remove commented out AvgAggregationFunction....

[mlipkovich]

Github user mlipkovich commented on the issue:

    https://github.com/apache/flink/pull/4630
  
    @zentol thanks for your comment. As I understand I can't merge it without a 
formal review. May I ask you to review it?


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