RFR: 8356080: Address post-integration comments for Stable Values [v4]

[Chen Liang]

On Tue, 13 May 2025 07:57:15 GMT, Per Minborg <pminborg at openjdk.org> wrote:

>> This PR proposes to address comments in the initial PR for Stable Values, which were deferred until after integration.
>> 
>> Most of the efforts in this PR are to retain "stability" as long as possible so that views of stable collections remain stable and do not evaluate on `toString()` for example.
>> 
>> Unfortunately, this PR shows the total commit history for stable values.
>
> Per Minborg has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Address comments

The latest change set looks fine.

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

Marked as reviewed by liach (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/25004#pullrequestreview-2836572592