Initialize internal arrays with the correct map.

src/builtins.cc

Index: src/builtins.cc
diff --git a/src/builtins.cc b/src/builtins.cc
index 0d5b2b26f3f39a8917d33041261592897b504beb..7290a2cf1cef2611efc35a6943fc588bb9f70dc3 100644
--- a/src/builtins.cc
+++ b/src/builtins.cc
@@ -206,8 +206,7 @@ static MaybeObject* ArrayCodeGenericCommon(Arguments* args,
     }
   } else {
     // Allocate the JS Array
-    MaybeObject* maybe_obj =
-        heap->AllocateEmptyJSArray(FAST_SMI_ONLY_ELEMENTS);
+    MaybeObject* maybe_obj = heap->AllocateJSObject(constructor);
     if (!maybe_obj->To(&array)) return maybe_obj;
   }