hg: jdk8/tl/langtools: 7157626: Create a new test to check major version for a class file

[jonathan.gibbons at oracle.com]

Changeset: 55ae94116e89
Author:    jjg
Date:      2012-04-06 10:10 -0700
URL:       http://hg.openjdk.java.net/jdk8/tl/langtools/rev/55ae94116e89

7157626: Create a new test to check major version for a class file
Reviewed-by: jjg
Contributed-by: sonali.goel at oracle.com

+ test/tools/javac/classfiles/ClassVersionChecker.java