RFR: Shenandoah unified logging

[Aleksey Shipilev]

On Fri, 2 Sep 2022 23:19:11 GMT, cfumiwu <duke at openjdk.org> wrote:

> Writing the Shenandoah log file to the log stream without creating a new stream for it.

Yes, see how UL is more convenient than ad-hoc logging system :)

src/hotspot/share/gc/shenandoah/shenandoahHeapRegionCounters.cpp line 103:

> 101:         }
> 102:         ls.cr();
> 103:     }

I think the indenting style is 2 spaces.

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Marked as reviewed by shade (Committer).

PR: https://git.openjdk.org/shenandoah/pull/162