[jdk13u-dev] RFR: 8235183: Remove the "HACK CODE" in comment

[Olga Mikhaltsova]

I'd like to backport JDK-8235183 to jdk13u for parity with jdk11.
There is modification only in comments. 
The original patch applied cleanly.

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Commit messages:
 - Backport 50714b0fb9fd4391385eda3af89582dd3fb5a5f1

Changes: https://git.openjdk.java.net/jdk13u-dev/pull/37/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk13u-dev&pr=37&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8235183
  Stats: 13 lines in 3 files changed: 6 ins; 6 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk13u-dev/pull/37.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk13u-dev pull/37/head:pull/37

PR: https://git.openjdk.java.net/jdk13u-dev/pull/37