[9] RFR:8178083 Remove intermittent key from java/security/SignedObject/Chain.java

[Tim Du]

Hi All,

Would you help to review the path for "8178083:Remove intermittent key 
from java/security/SignedObject/Chain.java"? JDK-8136842 has been 
closed, @key intermittent can be removed.Thanks.

JBS: https://bugs.openjdk.java.net/browse/JDK-8178083
webrev: http://cr.openjdk.java.net/~tidu/8178083/webrev.00/

Regards
Tim