src/windows/classes/sun/awt/windows/WWindowPeer.java

@@ -270,13 +270,13 @@
 
     public boolean requestWindowFocus(CausedFocusEvent.Cause cause) {
         if (!focusAllowedFor()) {
             return false;
         }
-        return requestWindowFocus(cause == CausedFocusEvent.Cause.MOUSE_EVENT);
+        return requestWindowFocus();
     }
-    public native boolean requestWindowFocus(boolean isMouseEventCause);
+    public native boolean requestWindowFocus();
 
     public boolean focusAllowedFor() {
         Window window = (Window)this.target;
         if (!window.isVisible() ||
             !window.isEnabled() ||