[jdk11u-dev] RFR: 8298783: java/lang/ref/FinalizerHistogramTest.java failed with "RuntimeException: MyObject is not found in test output" [v6]

[SendaoYan]

> Hi all,
> 
> This pull request contains a backport of commit [fe29cad5](https://github.com/openjdk/jdk/commit/fe29cad5e0b10cd088fc39967599f5a8dcaa445c) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.
> 
> The commit being backported was authored by Brent Christian on 6 May 2025 and was reviewed by Kim Barrett and Jaikiran Pai.
> 
> This PR is intend to fix the test bug which cause test intermittent fails. Backport not clean because the path of `sun.hotspot.WhiteBox` different to main-line, the path should adopt to jdk11u-dev when backport from main-line to jdk11u-dev, Other parts is cleanly.
> 
> I have verified this backport plus with https://github.com/openjdk/jdk11u-dev/pull/3105.
> 
> Thanks!

SendaoYan has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains six additional commits since the last revision:

 - Merge branch 'openjdk:master' into backport-sendaoYan-fe29cad5-master
 - Merge branch 'openjdk:master' into backport-sendaoYan-fe29cad5-master
 - Merge branch 'openjdk:master' into backport-sendaoYan-fe29cad5-master
 - Adopt to jdk11u-dev
 - Merge branch 'openjdk:master' into backport-sendaoYan-fe29cad5-master
 - Backport fe29cad5e0b10cd088fc39967599f5a8dcaa445c

-------------

Changes:
  - all: https://git.openjdk.org/jdk11u-dev/pull/3074/files
  - new: https://git.openjdk.org/jdk11u-dev/pull/3074/files/40a5efc0..f0ec724e

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=3074&range=05
 - incr: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=3074&range=04-05

  Stats: 4275 lines in 110 files changed: 2931 ins; 911 del; 433 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/3074.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/3074/head:pull/3074

PR: https://git.openjdk.org/jdk11u-dev/pull/3074