[jdk17u-dev] RFR: 8278519: serviceability/jvmti/FieldAccessWatch/FieldAccessWatch.java failed "assert(handle != __null) failed: JNI handle should not be null"

Mon Apr 25 15:34:10 UTC 2022

Clean backport of [JDK-8278519](https://bugs.openjdk.java.net/browse/JDK-8278519)

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Commit messages:
 - Backport 63e43030ed1260d14df950342c39a377231a3f40

Changes: https://git.openjdk.java.net/jdk17u-dev/pull/362/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk17u-dev&pr=362&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8278519
  Stats: 15 lines in 2 files changed: 8 ins; 0 del; 7 mod
  Patch: https://git.openjdk.java.net/jdk17u-dev/pull/362.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk17u-dev pull/362/head:pull/362

PR: https://git.openjdk.java.net/jdk17u-dev/pull/362