RFR: 8355369: Remove setAccessible usage for setting final fields in java.util.concurrent [v2]

[Doug Lea]

On Wed, 23 Apr 2025 15:22:37 GMT, Viktor Klang <vklang at openjdk.org> wrote:

>> This Pull Request replaces the uses of Field + setAccessible to modify final fields in java.util.concurrent with Unsafe.
>
> Viktor Klang has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Adding a releaseFence() to ConcurrentskipListSet.clone()

Marked as reviewed by dl (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/24821#pullrequestreview-2790744154