RFR: 8289395: Fix warnings: Varargs methods should only override or be overridden by other varargs methods

[Andy Goryachev]

- fixed varargs

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Commit messages:
 - 8289395: fixed varargs

Changes: https://git.openjdk.org/jfx/pull/816/files
 Webrev: https://webrevs.openjdk.org/?repo=jfx&pr=816&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8289395
  Stats: 16 lines in 8 files changed: 0 ins; 0 del; 16 mod
  Patch: https://git.openjdk.org/jfx/pull/816.diff
  Fetch: git fetch https://git.openjdk.org/jfx pull/816/head:pull/816

PR: https://git.openjdk.org/jfx/pull/816