hg: jdk/jdk: 8214408: Migrate EventsOnOff to using the same allocateAndCheck method

[jcbeyler at google.com]

Changeset: 19de50eb561d
Author:    jcbeyler
Date:      2018-11-28 11:09 -0800
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/19de50eb561d

8214408: Migrate EventsOnOff to using the same allocateAndCheck method
Summary: Move code to the more stable version used by other tests
Reviewed-by: sspitsyn, amenkov

! test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitor.java
! test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/MyPackage/HeapMonitorEventOnOffTest.java