RFR: 8371607: Remove GCSharedStringsDuringDumpWb.java after JDK-8362561

[Paul Hübner]

On Fri, 14 Nov 2025 10:10:50 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

>> Hi all,
>> 
>> [JDK-8362561](https://bugs.openjdk.org/browse/JDK-8362561) removed `runtime/cds/appcds/javaldr/GCSharedStringsDuringDump.java` which was the only place where `GCSharedStringsDuringDumpWb.java` was used. Therefore, `GCSharedStringsDuringDumpWb.java` should be cleaned up.
>> 
>> Testing: tiers 1-3 Linux (x64, AArch64), macOS (x64, AArch64), Windows (x64).
>
> Marked as reviewed by ayang (Reviewer).

Thanks for the reviews, @albertnetymk @jsikstro.

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PR Comment: https://git.openjdk.org/jdk/pull/28300#issuecomment-3540580837