hg: jdk/sandbox: 8208303: Track JNI failures and fail tests

[chris.hegarty at oracle.com]

Changeset: 818768cd1c6c
Author:    jcbeyler
Date:      2018-08-08 15:34 -0700
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/818768cd1c6c

8208303: Track JNI failures and fail tests
Summary: Fail in native code via  FatalException to signal test failure
Reviewed-by: amenkov, sspitsyn

! test/hotspot/jtreg/serviceability/jvmti/HeapMonitor/libHeapMonitorTest.c