hg: jdk/sandbox: Fix gc/class_unloading/.. tests

[thomas.stuefe at gmail.com]

Changeset: 6e61beb13680
Author:    stuefe
Date:      2019-09-19 16:28 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/6e61beb13680

Fix gc/class_unloading/.. tests

! src/hotspot/share/memory/metaspace/spaceManager.cpp
! test/hotspot/jtreg/gc/class_unloading/TestCMSClassUnloadingEnabledHWM.java
! test/hotspot/jtreg/gc/class_unloading/TestG1ClassUnloadingHWM.java