RFR: 8359923: Const accessors for the Deferred class

[Joel Sikström]

On Wed, 18 Jun 2025 13:54:44 GMT, Johan Sjölen <jsjolen at openjdk.org> wrote:

>> Hello,
>> 
>> This RFE adds const accessors to the `Deferred` class. We plan on using this in a future patch in ZGC. Thanks!
>> 
>> Testing:
>>  * Currently running tier1-2
>>  * Works in an WIP ZGC patch
>
> LGTM and trivial

Thank you for the quick review @jdksjolen!

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PR Comment: https://git.openjdk.org/jdk/pull/25874#issuecomment-2984370090