test/sun/java2d/SunGraphics2D/SimplePrimQuality.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.

*** 1,7 ****
  /*
!  * Copyright (c) 2005, 2008, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 2005, 2016, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 21,30 ****
--- 21,31 ----
   * questions.
   */
  
  /*
   * @test
+  * @key headful
   * @bug 4832224 6322584 6328478 6328481 6322580 6588884 6587863
   * @summary Verifies that the pixelization of simple primitives (drawLine,
   * fillRect, drawRect, fill, draw) with the OGL pipeline enabled
   * matches that produced by our software loops.  (The primitives tested here
   * are simple enough that the OGL results should match the software results