test/javax/swing/JComboBox/8033069/bug8033069NoScrollBar.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.

@@ -33,11 +33,13 @@
 import javax.swing.SwingUtilities;
 import javax.swing.UIManager;
 import javax.swing.UIManager.LookAndFeelInfo;
 import javax.swing.UnsupportedLookAndFeelException;
 
-/* @test
+/*
+ * @test
+ * @key headful
  * @bug 8033069
  * @summary Checks that JComboBox popup does not close when mouse wheel is
  *          rotated over combo box and over its popup. The case where popup
  *          has no scroll bar.
  * @library ../../regtesthelpers