--- misc/mozilla/intl/unicharutil/util/nsUnicharUtils.h	2008-08-30 00:14:52.000000000 +0100
+++ misc/build/mozilla/intl/unicharutil/util/nsUnicharUtils.h	2012-02-18 20:12:51.590109117 +0000
@@ -64,6 +64,7 @@
     : public nsStringComparator
   {
     public:
+      nsCaseInsensitiveStringComparator(){};
       virtual int operator()( const PRUnichar*, const PRUnichar*, PRUint32 aLength ) const;
       virtual int operator()( PRUnichar, PRUnichar ) const;
   };