Revert change to always call builtins for Array functions....

src/top.h

Index: src/top.h
===================================================================
--- src/top.h	(revision 4073)
+++ src/top.h	(working copy)
@@ -342,6 +342,11 @@
     return Handle<JSBuiltinsObject>(thread_local_.context_->builtins());
   }
 
+  static bool CanHaveSpecialFunctions(JSObject* object);
+  static Object* LookupSpecialFunction(JSObject* receiver,
+                                       JSObject* prototype,
+                                       JSFunction* value);
+
   static void RegisterTryCatchHandler(v8::TryCatch* that);
   static void UnregisterTryCatchHandler(v8::TryCatch* that);