RFR of JDK-8153916: com/sun/jndi/rmi/registry/RegistryContext/ContextWithNullProperties.java failed with BindException

[Hamlin Li]

Would you please review the below patch?

bug: https://bugs.openjdk.java.net/browse/JDK-8153916
webrev: http://cr.openjdk.java.net/~mli/8153916/webrev.00/

Thank you
-Hamlin
------------------------------------------------------------------------
diff -r 35c87712682f 
test/com/sun/jndi/rmi/registry/RegistryContext/ContextWithNullProperties.java
--- 
a/test/com/sun/jndi/rmi/registry/RegistryContext/ContextWithNullProperties.java 
Fri Dec 02 10:56:46 2016 +0800
+++ 
b/test/com/sun/jndi/rmi/registry/RegistryContext/ContextWithNullProperties.java 
Fri Dec 02 00:39:44 2016 -0800
@@ -37,7 +37,7 @@

  public class ContextWithNullProperties {
      public static void main(String[] args) throws Exception {
-        Registry registry = TestLibrary.createRegistryOnUnusedPort();
+        Registry registry = TestLibrary.createRegistryOnEphemeralPort();
          int registryPort = TestLibrary.getRegistryPort(registry);
          System.out.println("Connecting to the default Registry...");
          // Connect to the default Registry.