diff -r 189b26e3818f -r 690c41cdab55 src/share/classes/com/sun/tools/doclets/internal/toolkit/ClassWriter.java
--- a/src/share/classes/com/sun/tools/doclets/internal/toolkit/ClassWriter.java	Fri Dec 21 15:27:55 2012 +0000
+++ b/src/share/classes/com/sun/tools/doclets/internal/toolkit/ClassWriter.java	Tue Dec 25 17:23:59 2012 -0800
@@ -117,6 +117,13 @@
     public void addInterfaceUsageInfo(Content classInfoTree);
 
     /**
+     * If this is an functional interface, display appropriate message.
+     *
+     * @param classInfoTree content tree to which the documentation will be added
+     */
+    public void addFunctionalInterfaceInfo(Content classInfoTree);
+
+    /**
      * If this is an inner class or interface, add the enclosing class or
      * interface.
      *