hg: jdk/submit: 8246162: Shenandoah: full GC does not mark code roots when class unloading is off

[zgu at redhat.com]

Changeset: 522e90688db6
Author:    zgu
Date:      2020-05-29 13:44 -0400
URL:       https://hg.openjdk.java.net/jdk/submit/rev/522e90688db6

8246162: Shenandoah: full GC does not mark code roots when class unloading is off
Reviewed-by: shade

! src/hotspot/share/gc/shenandoah/shenandoahConcurrentMark.cpp