Do not reverse lookup code stubs dictionary.

src/objects.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/accessors.h"
 #include "src/allocation-site-scopes.h"
 #include "src/api.h"
 #include "src/arguments.h"
@@ skipping 14580 matching lines @@
 
 template Handle<UnseededNumberDictionary>
 Dictionary<UnseededNumberDictionary, UnseededNumberDictionaryShape, uint32_t>::
     AtPut(Handle<UnseededNumberDictionary>, uint32_t, Handle<Object>);
 
 template Object*
 Dictionary<SeededNumberDictionary, SeededNumberDictionaryShape, uint32_t>::
     SlowReverseLookup(Object* value);
 
 template Object*
-Dictionary<UnseededNumberDictionary, UnseededNumberDictionaryShape, uint32_t>::
-    SlowReverseLookup(Object* value);
-
-template Object*
 Dictionary<NameDictionary, NameDictionaryShape, Handle<Name> >::
     SlowReverseLookup(Object* value);
 
 template void
 Dictionary<SeededNumberDictionary, SeededNumberDictionaryShape, uint32_t>::
     CopyKeysTo(
         FixedArray*,
         PropertyAttributes,
         Dictionary<SeededNumberDictionary,
                    SeededNumberDictionaryShape,
@@ skipping 2330 matching lines @@
 #define ERROR_MESSAGES_TEXTS(C, T) T,
   static const char* error_messages_[] = {
       ERROR_MESSAGES_LIST(ERROR_MESSAGES_TEXTS)
   };
 #undef ERROR_MESSAGES_TEXTS
   return error_messages_[reason];
 }
 
 
 } }  // namespace v8::internal