RFR: 8247281: migrate ObjectMonitor::_object to OopStorage [v4]

[Daniel D.Daugherty]

On Mon, 14 Sep 2020 21:07:23 GMT, Daniel D. Daugherty <dcubed at openjdk.org> wrote:

>> I am also 100% okay with just removing the random assertion. We have a whole bunch of other block iteration code in GC
>> code that does not sprinkle random asserts about what patterns of markWords are supposedly good or bad in live/dead
>> objects. And I also don't get what kind of bug this would catch.
>
> Okay. Since @coleenp, @rkennke and @fisk want that assertion to "hit the road",
> I'm in the process of removing it... build running now (just 'cause I'm paranoid me...)...

This sub-thread should be resolve via
https://github.com/openjdk/jdk/pull/135/commits/eeb9d761374ea193a7295fcce3ffe9707a8f0348

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PR: https://git.openjdk.java.net/jdk/pull/135