hg: jigsaw/jake/hotspot: Fixed mistakes made in previous reverting of Hotspot test changes

[christian.tornqvist at oracle.com]

Changeset: bbf3fff35cde
Author:    ctornqvi
Date:      2016-03-02 13:34 -0800
URL:       http://hg.openjdk.java.net/jigsaw/jake/hotspot/rev/bbf3fff35cde

Fixed mistakes made in previous reverting of Hotspot test changes

! test/gc/g1/TestShrinkAuxiliaryData20.java
! test/gc/g1/TestStringDeduplicationTools.java
! test/runtime/ClassFile/UnsupportedClassFileVersion.java
! test/runtime/Unsafe/GetKlassPointerGetJavaMirror.java