RFR of JDK-8145163: Test Task for Platform Logging API and Service -- for moduralization

[Hamlin Li]

Would you please review the below patch?

bug: https://bugs.openjdk.java.net/browse/JDK-8145163

webrev: http://cr.openjdk.java.net/~mli/8145163/webrev.00/

Thank you

-Hamlin