Make sure HCallNewArray uses right ElementsKind

src/hydrogen-instructions.h

Index: src/hydrogen-instructions.h
diff --git a/src/hydrogen-instructions.h b/src/hydrogen-instructions.h
index c765d62cd75b06220e9c84b9ad583bc613bd3019..950f6a28152063a842b109e04475f8cb520d3de9 100644
--- a/src/hydrogen-instructions.h
+++ b/src/hydrogen-instructions.h
@@ -2488,12 +2488,10 @@ class HCallNew: public HBinaryCall {
 class HCallNewArray: public HCallNew {
  public:
   HCallNewArray(HValue* context, HValue* constructor, int argument_count,
-                Handle<Cell> type_cell)
+                Handle<Cell> type_cell, ElementsKind elements_kind)
       : HCallNew(context, constructor, argument_count),
-        type_cell_(type_cell) {
-    elements_kind_ = static_cast<ElementsKind>(
-        Smi::cast(type_cell->value())->value());
-  }
+        elements_kind_(elements_kind),
+        type_cell_(type_cell) {}
 
   Handle<Cell> property_cell() const {
     return type_cell_;