test/javax/swing/JTableHeader/6884066/bug6884066.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.

@@ -19,11 +19,13 @@
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
 
-/* @test
+/*
+   @test
+  @key headful
    @bug 6884066
    @summary JTableHeader listens mouse in disabled state and doesn't work when not attached to a table
    @author Alexander Potochkin
    @run main bug6884066
 */