hg: jdk9/hs-rt/hotspot: 8016644: Improve UnsupportedClassVersionError message

[christian.tornqvist at oracle.com]

Changeset: 4802ce6fbff6
Author:    ctornqvi
Date:      2014-02-10 17:49 +0100
URL:       http://hg.openjdk.java.net/jdk9/hs-rt/hotspot/rev/4802ce6fbff6

8016644: Improve UnsupportedClassVersionError message
Summary: Improved the UnsupportedClassVersionError message to hopefully be more user friendly
Reviewed-by: coleenp, dholmes, twisti

! src/share/vm/classfile/classFileParser.cpp
+ test/runtime/ClassFile/UnsupportedClassFileVersion.java
! test/testlibrary/com/oracle/java/testlibrary/ProcessTools.java