[jdk20] Integrated: 8298852: Use of uninitialized memory in MetadataFactory::free_metadata

[Coleen Phillimore]

8298852: Use of uninitialized memory in MetadataFactory::free_metadata

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Commit messages:
 - Backport f4caaca100d334b671eed56287dfe7a1009c47d7

Changes: https://git.openjdk.org/jdk20/pull/45/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk20&pr=45&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8298852
  Stats: 2 lines in 1 file changed: 1 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk20/pull/45.diff
  Fetch: git fetch https://git.openjdk.org/jdk20 pull/45/head:pull/45

PR: https://git.openjdk.org/jdk20/pull/45