hg: jdk/jdk13: 8223736: jvmti/scenarios/contention/TC04/tc04t001/TestDescription.java fails due to wrong number of MonitorContendedEntered events

[serguei.spitsyn at oracle.com]

Changeset: a3e3f3caf284
Author:    sspitsyn
Date:      2019-06-20 23:12 -0700
URL:       http://hg.openjdk.java.net/jdk/jdk13/rev/a3e3f3caf284

8223736: jvmti/scenarios/contention/TC04/tc04t001/TestDescription.java fails due to wrong number of MonitorContendedEntered events
Summary: Fix the synchronization issue in the test
Reviewed-by: cjplummer, dcubed, amenkov

! test/hotspot/jtreg/vmTestbase/nsk/jvmti/scenarios/contention/TC04/tc04t001.java
! test/hotspot/jtreg/vmTestbase/nsk/jvmti/scenarios/contention/TC04/tc04t001/tc04t001.cpp