RFR: 8346602: Remove unused macro parameters in `jni.cpp`

[Qizheng Xing]

On Fri, 20 Dec 2024 09:14:39 GMT, Hamlin Li <mli at openjdk.org> wrote:

>> Some of the macros in `jni.cpp`, including `DEFINE_GETSCALARARRAYELEMENTS`, `DEFINE_RELEASESCALARARRAYELEMENTS`, `DEFINE_GETSCALARARRAYREGION` and `DEFINE_SETSCALARARRAYREGION`, have unused parameters.
>> 
>> This patch removes them.
>
> Looks good, thanks!

@Hamlin-Li Thanks for the review!

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PR Comment: https://git.openjdk.org/jdk/pull/22824#issuecomment-2556622441