RFR: 8350701 test foreign.AllocFromSliceTest failed with Exception for size >1024

[Vladimir Ivanov]

The 'size' parameters was used instead of hardcoded constant to improve support for different sizes.

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Commit messages:
 - JDK-8350701 [JMH] test foreign.AllocFromSliceTest failed with Exception for size>1024

Changes: https://git.openjdk.org/jdk/pull/23785/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=23785&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8350701
  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/23785.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/23785/head:pull/23785

PR: https://git.openjdk.org/jdk/pull/23785