test/java/awt/Frame/DecoratedExceptions/DecoratedExceptions.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.

*** 27,36 ****
--- 27,37 ----
  
  import java.awt.*;
  
  /*
   * @test
+  * @key headful
   * @summary An attempt to set non-trivial background, shape, or translucency
   *          to a decorated toplevel should end with an exception.
   * @author Dmitriy Ermashov (dmitriy.ermashov@oracle.com)
   * @library ../../../../lib/testlibrary
   * @build ExtendedRobot