RFR: 8337217: Port VirtualMemoryTracker to use VMATree [v20]

[Afshin Zafari]

On Tue, 4 Feb 2025 13:44:52 GMT, Johan Sjölen <jsjolen at openjdk.org> wrote:

>> Afshin Zafari has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   fix in shendoahCardTable
>
> test/hotspot/jtreg/runtime/Thread/TestAlwaysPreTouchStacks.java line 182:
> 
>> 180:               throw new RuntimeException("Expected a higher delta between stack committed of with and without pretouch." +
>> 181:                                        "Expected: " + expected_delta + " Actual: " + actual_delta);
>> 182:             }
> 
> Is this meant to be part of this PR?

Better and correct if not to. Changes are removed.

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PR Review Comment: https://git.openjdk.org/jdk/pull/20425#discussion_r1942629076