Remove special case code for generalizing constants to fields.

src/property.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 404 matching lines @@
     return number_;
   }
 
   int GetDescriptorIndex() {
     ASSERT(lookup_type_ == DESCRIPTOR_TYPE);
     return number_;
   }
 
   PropertyIndex GetFieldIndex() {
     ASSERT(lookup_type_ == DESCRIPTOR_TYPE);
-    ASSERT(IsField());
     return PropertyIndex::NewFieldIndex(GetFieldIndexFromMap(holder()->map()));
   }
 
   int GetLocalFieldIndexFromMap(Map* map) {
-    ASSERT(IsField());
     return GetFieldIndexFromMap(map) - map->inobject_properties();
   }
 
   int GetDictionaryEntry() {
     ASSERT(lookup_type_ == DICTIONARY_TYPE);
     return number_;
   }
 
   JSFunction* GetConstantFunction() {
     ASSERT(type() == CONSTANT);
@@ skipping 63 matching lines @@
   JSReceiver* holder_;
   int number_;
   bool cacheable_;
   PropertyDetails details_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_PROPERTY_H_