RFR: 8295014: Remove unnecessary explicit casts to void* in CHeapObjBase

[Kim Barrett]

On Sun, 9 Oct 2022 16:04:33 GMT, Johan Sjölen <jsjolen at openjdk.org> wrote:

>> Please review this change to CHeapObjBase that removes unnecessary explicit
>> casts from char* to void*.
>> 
>> Testing: mach5 tier1
>
> This looks good to me, thank you for the change.

Thanks for reviews @jdksjolen , @dholmes-ora , and @stefank .

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PR: https://git.openjdk.org/jdk/pull/10623