[jdk11u-dev] RFR: 8310807: java/nio/channels/DatagramChannel/Connect.java timed out

[Amos Shi]

Backport of [JDK-8310807](https://bugs.openjdk.org/browse/JDK-8310807)

Testing
- Local: Test passed
  - MacOS - `Connect.java`: Test results: passed: 1
- Pipeline: 
- Testing Machine:

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Commit messages:
 - Backport 570dffb104fc37f053fcdf38a24aa2cabdc921c0

Changes: https://git.openjdk.org/jdk11u-dev/pull/2478/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2478&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8310807
  Stats: 79 lines in 1 file changed: 43 ins; 0 del; 36 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/2478.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/2478/head:pull/2478

PR: https://git.openjdk.org/jdk11u-dev/pull/2478