8183012: Code cleanup in com.sun.tools.jdi
Reviewed-by: sspitsyn, stuefe

8165827: Support private interface methods in JNI, JDWP, JDI and JDB
Reviewed-by: dcubed, lfoltan, sspitsyn

8071657: JDI ObjectReferenceImpl.invokeMethod() validation fails for virtual invocations of method with declaring type being an interface
Reviewed-by: sspitsyn, sla

8054834: Modular Source Code
Reviewed-by: alanb, chegar, ihse, mduigou
Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, chris.hegarty@oracle.com, erik.joelsson@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, magnus.ihse.bursie@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, paul.sandoz@oracle.com