RFR: 8273372: More precise ResourceMark in ReferenceProcessor

[Albert Mingkun Yang]

On Mon, 6 Sep 2021 08:26:37 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Simple change of moving `ResourceMark` closer to where it is actually required.
> 
> Test: tier1-6

Removed those trace messages as suggested, because the signal-to-noise ratio is too low in them.

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PR: https://git.openjdk.java.net/jdk/pull/5375