Remove strong mode support from materialized literals.

src/runtime/runtime.h

Index: src/runtime/runtime.h
diff --git a/src/runtime/runtime.h b/src/runtime/runtime.h
index 7629d6698b57f993a6ea205ce71d7e035af3b15d..f87400595a9d9104c9b6553f0348d48c141bed96 100644
--- a/src/runtime/runtime.h
+++ b/src/runtime/runtime.h
@@ -1143,7 +1143,7 @@ class Runtime : public AllStatic {
   // Used in runtime.cc and hydrogen's VisitArrayLiteral.
   MUST_USE_RESULT static MaybeHandle<Object> CreateArrayLiteralBoilerplate(
       Isolate* isolate, Handle<LiteralsArray> literals,
-      Handle<FixedArray> elements, bool is_strong);
+      Handle<FixedArray> elements);
 
   static MaybeHandle<JSArray> GetInternalProperties(Isolate* isolate,
                                                     Handle<Object>);