GitHub user bowenli86 opened a pull request:
https://github.com/apache/flink/pull/5820
[hotfix] removed unused scala imports
## What is the purpose of the change
removed unused scala imports
## Brief change log
removed unused scala imports
## Verifying this change
This change is a trivial rework / code cleanup without any test coverage.
## Does this pull request potentially affect one of the following parts:
none
## Documentation
none
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/bowenli86/flink hotfix_2
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/5820.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #5820
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commit f6940a0bf0fd5ff487a63ffad29e4dc9cd7a970c
Author: Bowen Li <bowenli86@...>
Date: 2018-04-05T07:52:37Z
[hotfix] removed unused scala imports
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