hg: jdk/jdk: 8208352: Merge HeapMonitorTest and HeapMonitorGCTest code

[jcbeyler at google.com]

Changeset: 3df9c8591afc
Author:    jcbeyler
Date:      2018-09-05 11:12 -0700
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/3df9c8591afc

8208352: Merge HeapMonitorTest and HeapMonitorGCTest code
Summary: Merged the code that enables sampling and allocates
Reviewed-by: cjplummer, sspitsyn, amenkov

! test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitor.java
! test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitorGCTest.java
! test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitorTest.java