RFR: 8263395: Incorrect use of Objects.nonNull

[Andrey Turbanov]

8263395: Incorrect use of Objects.nonNull

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Commit messages:
 - 8263395: Incorrect use of Objects.nonNull

Changes: https://git.openjdk.java.net/jdk/pull/2923/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=2923&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8263395
  Stats: 3 lines in 3 files changed: 0 ins; 0 del; 3 mod
  Patch: https://git.openjdk.java.net/jdk/pull/2923.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/2923/head:pull/2923

PR: https://git.openjdk.java.net/jdk/pull/2923