8344918: Unused private variables in SwingUtilities.java

Reviewed-by: azvegint

Author: prrace

src/java.desktop/share/classes/javax/swing/SwingUtilities.java

@@ -49,10 +49,6 @@
  */
 public class SwingUtilities implements SwingConstants
 {
-    // These states are system-wide, rather than AppContext wide.
-    private static boolean canAccessEventQueue = false;
-    private static boolean eventQueueTested = false;
-
     /**
      * Indicates if we should change the drop target when a
      * {@code TransferHandler} is set.