test/java/awt/datatransfer/ClipboardInterVMTest/ClipboardInterVMTest.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.

@@ -21,10 +21,11 @@
  * questions.
  */
 
 /*
   @test
+  @key headful
   @bug 8071668
   @summary Check whether clipboard see changes from external process after taking ownership
   @author Anton Nashatyrev: area=datatransfer
   @library /lib/testlibrary
   @build jdk.testlibrary.Utils