hg: jdk/jdk13: 8225310: JFR crashed in JfrPeriodicEventSet::requestProtectionDomainCacheTableStatistics()

[gerard.ziemski at oracle.com]

Changeset: 3e08fa647eea
Author:    gziemski
Date:      2019-06-18 12:39 -0500
URL:       http://hg.openjdk.java.net/jdk/jdk13/rev/3e08fa647eea

8225310: JFR crashed in JfrPeriodicEventSet::requestProtectionDomainCacheTableStatistics()
Summary: Added lock around table usage
Reviewed-by: coleenp, hseigel

! src/hotspot/share/classfile/systemDictionary.cpp