hg: jdk/submit: 8203368: ObjectInputStream filterCheck method throws NullPointerException

[roger.riggs at oracle.com]

Changeset: 697b49a04e19
Author:    rriggs
Date:      2018-05-25 13:29 -0400
URL:       http://hg.openjdk.java.net/jdk/submit/rev/697b49a04e19

8203368: ObjectInputStream filterCheck method throws NullPointerException
Reviewed-by: bpb, smarks

! src/java.base/share/classes/java/io/ObjectInputStream.java
+ test/jdk/java/io/Serializable/serialFilter/CheckArrayTest.java