hg: jdk/jdk: 8209768: Refactor java/util/prefs/CheckUserPrefsStorage.sh to plain java test

[amy.lu at oracle.com]

Changeset: b646c9ea2394
Author:    amlu
Date:      2018-10-25 11:05 +0800
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/b646c9ea2394

8209768: Refactor java/util/prefs/CheckUserPrefsStorage.sh to plain java test
Reviewed-by: bchristi, weijun

! test/jdk/java/util/prefs/CheckUserPrefFirst.java
! test/jdk/java/util/prefs/CheckUserPrefLater.java
+ test/jdk/java/util/prefs/CheckUserPrefsStorage.java
- test/jdk/java/util/prefs/CheckUserPrefsStorage.sh