RFR: 8298651: Serial: Remove MarkSweep::follow_klass

Tue Dec 13 13:57:44 UTC 2022

Simple change to make CLD better encapsulated during marking.

Test: hotspot_gc

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Commit messages:
 - s1-remove-follow-klass

Changes: https://git.openjdk.org/jdk/pull/11650/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=11650&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8298651
  Stats: 8 lines in 2 files changed: 0 ins; 7 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/11650.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/11650/head:pull/11650

PR: https://git.openjdk.org/jdk/pull/11650