test/java/awt/image/VolatileImage/VolatileImageBug.java

rev 14031 : 8159690: [TESTBUG] Mark headful tests with @key headful.

Backport of 14851:980da45565c8 from jdk9.  542/842 hunks applied directly from
the patch. 44 I resolved manually.  The remaining hunks are for filenames that
do not exist in jdk8u.

@@ -24,10 +24,11 @@
 import java.awt.GraphicsEnvironment;
 import java.awt.image.VolatileImage;
 
 /**
  * @test
+ * @key headful
  * @bug 8140530
  * @run main VolatileImageBug
  * @summary Creating volatileimage(0,0) should throw IAE
  */
 public class VolatileImageBug {