[jdk17u-dev] RFR: 8301457: Code in SendPortZero.java is uncommented even after JDK-8236852 was fixed [v2]

[Goetz Lindenmaier]

> I backport this for parity with 17.0.11-oracle.

Goetz Lindenmaier has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains one new commit since the last revision:

  Backport 298dda4c985ddda84e264aff86ea45c849bb171c

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Changes:
  - all: https://git.openjdk.org/jdk17u-dev/pull/1937/files
  - new: https://git.openjdk.org/jdk17u-dev/pull/1937/files/bc2d5d17..e5c9d575

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1937&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1937&range=00-01

  Stats: 0 lines in 1 file changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1937.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1937/head:pull/1937

PR: https://git.openjdk.org/jdk17u-dev/pull/1937