hg: jdk/jdk: 8213725: JShell NullPointerException due to class file with unexpected package

[robert.field at oracle.com]

Changeset: d488477865c0
Author:    rfield
Date:      2018-11-29 17:45 -0800
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/d488477865c0

8213725: JShell NullPointerException due to class file with unexpected package
Reviewed-by: jlahoda

! src/jdk.jshell/share/classes/jdk/jshell/Eval.java
! test/langtools/jdk/jshell/KullaTesting.java
! test/langtools/jdk/jshell/VariablesTest.java