8031766: jstatd nightly tests failing with Expected one jstatd process, got 2. Test will be canceled.
Reviewed-by: jbachorik, sla

Summary: Transform dummy class instead of BigInteger to avoid complication by -Xshare. Ported from script to java.
Reviewed-by: alanb
Contributed-by: mattias.tobiasson@oracle.com

8027752: sun/tools/jstatd/TestJstatdExternalRegistry.java: java.lang.SecurityException: attempt to add a Permission to a readonly Permissions object
Reviewed-by: sla, jbachorik

Reviewed-by: sla, egahlin, jbachorik, allwin