RFR: 8146213, 8133093: java/nio/channels/ServerSocketChannel/AdaptServerSocket.java failed intermittently with Connection refused and Accept did not time out

[Hamlin Li]

Hi Brian and everyone,

Would you please help to review the fix for below bugs?
https://bugs.openjdk.java.net/browse/JDK-8146213, Test 
java/nio/channels/ServerSocketChannel/AdaptServerSocket.java failed 
intermittently with Connection refused,
and https://bugs.openjdk.java.net/browse/JDK-8133093, Test 
java/nio/channels/ServerSocketChannel/AdaptServerSocket.java failed with 
Accept did not time out.

webrev : http://cr.openjdk.java.net/~mli/8146213/webrev.00/

Thank you
-Hamlin