test/java/awt/Component/PaintAll/PaintAll.java

rev 14031 : 8160974: [TESTBUG] Mark more headful tests with @key headful.

This is a backport of fe58d505fffd from jdk9. 228/596 hunks apply without
modifications. 16 hunks required manual rework. The remainder were for files
not present in jdk8u.

@@ -43,10 +43,11 @@
 import java.awt.Toolkit;
 import java.awt.image.BufferedImage;
 
 /*
   @test
+  @key headful
   @bug 6596915
   @summary Test Component.paintAll() method
   @author sergey.bylokhov@oracle.com: area=awt.component
   @run main PaintAll
 */