diff -r 000000000000 -r 6474c204b198 widget/cocoa/resources/MainMenu.nib/classes.nib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/widget/cocoa/resources/MainMenu.nib/classes.nib	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,4 @@
+{
+    IBClasses = ({CLASS = FirstResponder; LANGUAGE = ObjC; SUPERCLASS = NSObject; }); 
+    IBVersion = 1; 
+}
\ No newline at end of file