RFR: 8342860: Fix more NULL usage backsliding

[theoweidmannoracle]

On Tue, 5 Nov 2024 14:22:06 GMT, Sonia Zaldana Calles <szaldana at openjdk.org> wrote:

>> - Changed several "NULL" in comments to "null"
>> - Changed several `NULL` in code to `nullptr`
>
> Hi @theoweidmannoracle, I think the GHA tests are not running because you haven't enabled GHA on your personal fork. See https://wiki.openjdk.org/display/SKARA/Testing for a bit more info.

Hi @SoniaZaldana, thanks for pointing that out. I enabled the tests now, but it seems there's no way to run them except for pushing new changes. I did run Oracle's internal testing, though.

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PR Comment: https://git.openjdk.org/jdk/pull/21826#issuecomment-2457377145