git: openjdk/mobile: 8243572: Multiple tests fail with assert(cld->klasses() != 0LL) failed: unexpected NULL for cld->klasses()

[duke]

Changeset: d74e4f22
Author:    Harold Seigel <hseigel at openjdk.org>
Date:      2020-04-30 13:10:09 +0000
URL:       https://git.openjdk.java.net/mobile/commit/d74e4f22

8243572: Multiple tests fail with assert(cld->klasses() != 0LL) failed: unexpected NULL for cld->klasses()

Merge unsafe anonymous class stats with hidden classes, avoiding having to call cld->klasses()

Reviewed-by: lfoltan, mchung, mgronlun

! src/hotspot/share/classfile/classLoaderHierarchyDCmd.cpp
! src/hotspot/share/classfile/classLoaderStats.cpp
! src/hotspot/share/classfile/classLoaderStats.hpp
! src/hotspot/share/jfr/metadata/metadata.xml
! src/hotspot/share/jfr/periodic/jfrPeriodic.cpp
! src/hotspot/share/memory/metaspaceTracer.cpp
! test/hotspot/jtreg/serviceability/dcmd/vm/ClassLoaderStatsTest.java
! test/jdk/jdk/jfr/event/runtime/TestClassLoaderStatsEvent.java