diff -r aabf25fa3f05 -r ddd894528dbc src/share/vm/classfile/javaClasses.hpp
--- a/src/share/vm/classfile/javaClasses.hpp	Wed Jun 22 14:45:37 2011 -0700
+++ b/src/share/vm/classfile/javaClasses.hpp	Thu Jun 23 17:14:06 2011 -0700
@@ -1079,6 +1079,8 @@
     return obj != NULL && obj->klass() == SystemDictionary::MethodType_klass();
   }
 
+  static bool equals(oop mt1, oop mt2);
+
   // Accessors for code generation:
   static int rtype_offset_in_bytes()            { return _rtype_offset; }
   static int ptypes_offset_in_bytes()           { return _ptypes_offset; }