dom-query.html spends ~10% of total time in OSAtomicAdd32Barrier on my Mac

src/stub-cache.cc

Index: src/stub-cache.cc
diff --git a/src/stub-cache.cc b/src/stub-cache.cc
index 411914719ccccb13261fbda9b581e8c76d10a45b..b6f0c9f48ef51df7dacb087dcf14f1c1d42e8d23 100644
--- a/src/stub-cache.cc
+++ b/src/stub-cache.cc
@@ -1192,7 +1192,7 @@ RUNTIME_FUNCTION(MaybeObject*, KeyedLoadPropertyWithInterceptor) {
   JSObject* receiver = JSObject::cast(args[0]);
   ASSERT(args.smi_at(1) >= 0);
   uint32_t index = args.smi_at(1);
-  return receiver->GetElementWithInterceptor(receiver, index);
+  return receiver->GetElementWithInterceptor(receiver, index, isolate);
 }