Reland and fix r21225 and r21226

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 "v8.h"
 
 #include "accessors.h"
 #include "allocation-site-scopes.h"
 #include "api.h"
 #include "arguments.h"
@@ skipping 9900 matching lines @@
 }
 
 
 static bool CheckEquivalent(Map* first, Map* second) {
   return
     first->constructor() == second->constructor() &&
     first->prototype() == second->prototype() &&
     first->instance_type() == second->instance_type() &&
     first->bit_field() == second->bit_field() &&
     first->bit_field2() == second->bit_field2() &&
-    first->is_observed() == second->is_observed() &&
-    first->function_with_prototype() == second->function_with_prototype();
+    first->is_frozen() == second->is_frozen() &&
+    first->has_instance_call_handler() == second->has_instance_call_handler();
 }
 
 
 bool Map::EquivalentToForTransition(Map* other) {
   return CheckEquivalent(this, other);
 }
 
 
 bool Map::EquivalentToForNormalization(Map* other,
                                        PropertyNormalizationMode mode) {
@@ skipping 7343 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