Withdrawn: 8264682: MemProfiling does not own Heap_lock when using G1

[Yi Yang]

On Mon, 5 Apr 2021 07:34:30 GMT, Yi Yang <yyang at openjdk.org> wrote:

> Trivial fix for JDK-8264682.
> 
> `Universe::heap()->used()` calls G1Allocator::used_in_alloc_regions() when G1 enabled,  it checks whether Heap_lock was owned on this thread's behalf.

This pull request has been closed without being integrated.

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PR: https://git.openjdk.java.net/jdk/pull/3340