wchengjie opened a new pull request #6554: [FLINK-10144]delete unused import akka.actor.ActorRef in TaskManagerMessages.scala URL: https://github.com/apache/flink/pull/6554 ## What is the purpose of the change *This pull request aim to delete an useless import `import akka.actor.ActorRef` in org.apache.flink.runtime.messages.TaskManagerMessages.scala* ## Brief change log *delete unused `import akka.actor.ActorRef` in `org.apache.flink.runtime.messages.TaskManagerMessages.scala`* ## Verifying this change This change is already covered by existing tests, such as *org.apache.flink.test.recovery.TaskManagerFailureRecoveryITCase.testRestartWithFailingTaskManager()*. ## Does this pull request potentially affect one of the following parts: - Dependencies (does it add or upgrade a dependency): (no) - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: (no) - The serializers: (no) - The runtime per-record code paths (performance sensitive): (no) - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Yarn/Mesos, ZooKeeper: (no) - The S3 file system connector: (no) ## Documentation - Does this pull request introduce a new feature? (no)
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