[code-reflection] RFR: [hat] Cleanup F16 name impl

[Juan Fumero]

Cleanup F16 name impl

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Commit messages:
 - [hat] Cleanup F16 name impl

Changes: https://git.openjdk.org/babylon/pull/717/files
  Webrev: https://webrevs.openjdk.org/?repo=babylon&pr=717&range=00
  Stats: 4 lines in 2 files changed: 0 ins; 3 del; 1 mod
  Patch: https://git.openjdk.org/babylon/pull/717.diff
  Fetch: git fetch https://git.openjdk.org/babylon.git pull/717/head:pull/717

PR: https://git.openjdk.org/babylon/pull/717