git: openjdk/jdk: 8255457: Shenandoah: cleanup ShenandoahMarkTask

[Aleksey Shipilev]

Changeset: 1215b1a8
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2020-10-28 18:04:34 +0000
URL:       https://git.openjdk.java.net/jdk/commit/1215b1a8

8255457: Shenandoah: cleanup ShenandoahMarkTask

Reviewed-by: rkennke

! src/hotspot/share/gc/shenandoah/shenandoahConcurrentMark.inline.hpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp
! src/hotspot/share/gc/shenandoah/shenandoahTaskqueue.hpp