RFR: JDK-8269092: Add OldObjectSampleEvent.allocationSize field [v2]

[Jaroslav Bachorik]

On Thu, 24 Jun 2021 12:37:15 GMT, Ludovic Henry <luhenry at openjdk.org> wrote:

>> The data is already available in ObjectSample.allocated and getting this data
>> in another way is complicated (via Instrumentation for example). Having the
>> size of the objects also allows to augment the memory leak analysis based on
>> the object size impact on top of based on the object count impact.
>
> Ludovic Henry has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Add some more cases to TestObjectSize
>  - Update according to review

Marked as reviewed by jbachorik (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/4549