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

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 1996, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1996, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this

@@ -175,16 +175,15 @@
     void initialize() {
         super.initialize();
 
         updateInsets(insets_);
 
-        Font f = ((Window)target).getFont();
-        if (f == null) {
-            f = defaultFont;
-            ((Window)target).setFont(f);
-            setFont(f);
+        if (!((Window) target).isFontSet()) {
+            ((Window) target).setFont(defaultFont);
+            setFont(defaultFont);
         }
+
         // Express our interest in display changes
         GraphicsConfiguration gc = getGraphicsConfiguration();
         ((Win32GraphicsDevice)gc.getDevice()).addDisplayChangedListener(this);
 
         initActiveWindowsTracking((Window)target);