Partial recover from performance degradation after handlification of ElementsAccessor::CopyElements…

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 9cda2baf0d44476c6aeef51b8deb600a5fe35395..38fd122fe016538d4191e6115cc0132df9e30a98 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -11193,7 +11193,7 @@ Handle<FixedArray> JSObject::SetFastElementsCapacityAndLength(
   }
   Handle<FixedArrayBase> old_elements(object->elements());
   ElementsAccessor* accessor = ElementsAccessor::ForKind(new_elements_kind);
-  accessor->CopyElements(object, new_elements, elements_kind);
+  accessor->CopyElements(*object, new_elements, elements_kind);
 
   if (elements_kind != SLOPPY_ARGUMENTS_ELEMENTS) {
     Handle<Map> new_map = (new_elements_kind != elements_kind)
@@ -11243,7 +11243,7 @@ void JSObject::SetFastDoubleElementsCapacityAndLength(Handle<JSObject> object,
 
   Handle<FixedArrayBase> old_elements(object->elements());
   ElementsAccessor* accessor = ElementsAccessor::ForKind(FAST_DOUBLE_ELEMENTS);
-  accessor->CopyElements(object, elems, elements_kind);
+  accessor->CopyElements(*object, elems, elements_kind);
 
   object->ValidateElements();
   JSObject::SetMapAndElements(object, new_map, elems);