hg: code-tools/jtharness: 7902261: Restore protection from null when loading question values

[jonathan.gibbons at oracle.com]

Changeset: 5bac7dffa706
Author:    dbessono
Date:      2018-08-03 23:42 +0100
URL:       http://hg.openjdk.java.net/code-tools/jtharness/rev/5bac7dffa706

7902261: Restore protection from null when loading question values
Reviewed-by: jjg

! src/com/sun/interview/ChoiceArrayQuestion.java
! src/com/sun/interview/ChoiceQuestion.java
! src/com/sun/interview/InetAddressQuestion.java
! src/com/sun/interview/IntQuestion.java
! src/com/sun/interview/Question.java
! src/com/sun/interview/StringListQuestion.java
! src/com/sun/interview/StringQuestion.java