transmission/Sparkle.framework/Versions/A/Resources/SUStatus.nib/classes.nib

{
    IBClasses = (
        {CLASS = FirstResponder; LANGUAGE = ObjC; SUPERCLASS = NSObject; }, 
        {
            CLASS = SUStatusController; 
            LANGUAGE = ObjC; 
            OUTLETS = {actionButton = id; }; 
            SUPERCLASS = NSWindowController; 
        }
    ); 
    IBVersion = 1; 
}