RFR: 8367860: Remove unused NMethodToOopClosure::fix_relocations

[Albert Mingkun Yang]

Trivial removing dead code.

Test: tier1

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Commit messages:
 - trivial-remove

Changes: https://git.openjdk.org/jdk/pull/27339/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=27339&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8367860
  Stats: 1 line in 1 file changed: 0 ins; 1 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/27339.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/27339/head:pull/27339

PR: https://git.openjdk.org/jdk/pull/27339