hg: jdk8/tl/jdk: 7156976: improve java tools testing

[kumar . x . srinivasan]

Changeset: 45177d830325
Author:    ksrini
Date:      2012-03-29 17:49 -0700
URL:       http://hg.openjdk.java.net/jdk8/tl/jdk/rev/45177d830325

7156976: improve java tools testing
Reviewed-by: darcy
Contributed-by: steve.si...@oracle.com

! test/tools/launcher/TestHelper.java
+ test/tools/launcher/ToolsOpts.java
! test/tools/launcher/VersionCheck.java