[lworld] Integrated: Remove unused type

[Frederic Parain]

Removing unused type.

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Commit messages:
 - Remove unused type

Changes: https://git.openjdk.java.net/valhalla/pull/117/files
 Webrev: https://webrevs.openjdk.java.net/valhalla/117/webrev.00
  Stats: 6 lines in 1 file changed: 0 ins; 6 del; 0 mod
  Patch: https://git.openjdk.java.net/valhalla/pull/117.diff
  Fetch: git fetch https://git.openjdk.java.net/valhalla pull/117/head:pull/117

PR: https://git.openjdk.java.net/valhalla/pull/117