hg: jdk9/sandbox/langtools: 8130803: add regression test related to fix for JDK-8078024

[chris.hegarty at oracle.com]

Changeset: 3ffe50f8e0c8
Author:    vromero
Date:      2015-07-09 11:06 -0700
URL:       http://hg.openjdk.java.net/jdk9/sandbox/langtools/rev/3ffe50f8e0c8

8130803: add regression test related to fix for JDK-8078024
Reviewed-by: mcimadamore
Contributed-by: cushon at google.com

+ test/tools/javac/generics/inference/8078024/T8078024.java