Removed PropertyDetails::IsProperty.

src/objects.cc

 // 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 10342 matching lines @@
   return result.IsFound() && (result.type() == CALLBACKS);
 }
 
 
 int JSObject::NumberOfLocalProperties(PropertyAttributes filter) {
   if (HasFastProperties()) {
     DescriptorArray* descs = map()->instance_descriptors();
     int result = 0;
     for (int i = 0; i < descs->number_of_descriptors(); i++) {
       PropertyDetails details(descs->GetDetails(i));
-      if (details.IsProperty() && (details.attributes() & filter) == 0) {
+      if (descs->IsProperty(i) && (details.attributes() & filter) == 0) {
         result++;
       }
     }
     return result;
   } else {
     return property_dictionary()->NumberOfElementsFilterAttributes(filter);
   }
 }
 
 
@@ skipping 2665 matching lines @@
   if (break_point_objects()->IsUndefined()) return 0;
   // Single break point.
   if (!break_point_objects()->IsFixedArray()) return 1;
   // Multiple break points.
   return FixedArray::cast(break_point_objects())->length();
 }
 #endif  // ENABLE_DEBUGGER_SUPPORT
 
 
 } }  // namespace v8::internal