hg: jdk9/client/jdk: 8158524: Adding a test case to compare the rendered output of VolatileImage with that of BufferedImage

[jayathirth.d.v at oracle.com]

Changeset: 7fb7ead73775
Author:    pnarayanan
Date:      2016-08-23 14:47 +0530
URL:       http://hg.openjdk.java.net/jdk9/client/jdk/rev/7fb7ead73775

8158524: Adding a test case to compare the rendered output of VolatileImage with that of BufferedImage
Reviewed-by: serb, psadhukhan

+ test/java/awt/image/VolatileImage/TransparentVImage.java
+ test/java/awt/image/VolatileImage/duke.gif