RFR: Missing UseShenandoahGC unlock in TestHeapDumpForInvokeDynamic

[Aleksey Shipilev]

Regular testing fails, because this test misses unlock. It was missed in my local runs, because SA
attach is apparently not working on my desktop.

diff -r 135f0dedb2f8 test/hotspot/jtreg/serviceability/sa/TestHeapDumpForInvokeDynamic.java
--- a/test/hotspot/jtreg/serviceability/sa/TestHeapDumpForInvokeDynamic.java    Wed Sep 26 13:09:20
2018 +0200
+++ b/test/hotspot/jtreg/serviceability/sa/TestHeapDumpForInvokeDynamic.java    Wed Sep 26 15:52:44
2018 +0200
@@ -57,5 +57,5 @@
  *          jdk.hotspot.agent/sun.jvm.hotspot.debugger
  * @run main/othervm TestHeapDumpForInvokeDynamic
- * @run main/othervm -XX:+UseShenandoahGC TestHeapDumpForInvokeDynamic
+ * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC TestHeapDumpForInvokeDynamic
  */

Testing: failing test

Thanks,
-Aleksey