Change implementation of JSObject::HasHiddenProperties to work as before 9510.

Review URL: http://codereview.chromium.org/8161014

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9538 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/objects.cc

@@ -3423,9 +3423,9 @@ void JSObject::DeleteHiddenProperty(String* key) {
 
 
 bool JSObject::HasHiddenProperties() {
-  LookupResult lookup;
-  LocalLookupRealNamedProperty(GetHeap()->hidden_symbol(), &lookup);
-  return lookup.IsFound();
+  return GetPropertyAttributePostInterceptor(this,
+                                             GetHeap()->hidden_symbol(),
+                                             false) != ABSENT;
 }