src/java.desktop/share/classes/sun/awt/AWTAccessor.java

*** 358,367 ****
--- 358,373 ----
  
          /**
           * Marks the specified window as an utility window for TrayIcon.
           */
          void setTrayIconWindow(Window w, boolean isTrayIconWindow);
+ 
+         /**
+          * Return an array containing all the windows this
+          * window currently owns.
+          */
+         Window[] getOwnedWindows(Window w);
      }
  
      /**
       * An accessor for the AWTEvent class.
       */