RFR: 8287812: Cleanup JDWP agent GetEnv initialization [v2]

[Chris Plummer]

On Thu, 8 Dec 2022 23:51:33 GMT, Alex Menkov <amenkov at openjdk.org> wrote:

>> Chris Plummer has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Get rid of some structs and statics that are no longer needed.
>
> src/jdk.jdwp.agent/share/native/libjdwp/debugInit.c line 180:
> 
>> 178:      */
>> 179:     int i;
>> 180:     for (i = 0; i < nof_compatible_versions; ++i) {
> 
> nof_compatible_versions and compatible_versions_list variables are not used now and can be deleted

Yes, I meant to delete all that. Fixed now.

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PR: https://git.openjdk.org/jdk/pull/11602