Install iterator meta objects via utils object.

src/js/macros.py

Index: src/js/macros.py
diff --git a/src/js/macros.py b/src/js/macros.py
index 926942e9052a222e74509e3524432860ade30a29..8259ee8da526cbac3819f833c2516455e0738731 100644
--- a/src/js/macros.py
+++ b/src/js/macros.py
@@ -147,8 +147,8 @@ macro TO_INTEGER_MAP_MINUS_ZERO(arg) = (%_IsSmi(%IS_VAR(arg)) ? arg : %NumberToI
 macro TO_INT32(arg) = ((arg) | 0);
 macro TO_UINT32(arg) = ((arg) >>> 0);
 macro TO_LENGTH(arg) = (%ToLength(arg));
-macro TO_LENGTH_OR_UINT32(arg) = (harmony_tolength ? TO_LENGTH(arg) : TO_UINT32(arg));
-macro TO_LENGTH_OR_INTEGER(arg) = (harmony_tolength ? TO_LENGTH(arg) : TO_INTEGER(arg));
+macro TO_LENGTH_OR_UINT32(arg) = (FLAG_harmony_tolength ? TO_LENGTH(arg) : TO_UINT32(arg));
+macro TO_LENGTH_OR_INTEGER(arg) = (FLAG_harmony_tolength ? TO_LENGTH(arg) : TO_INTEGER(arg));
 macro TO_STRING(arg) = (%_ToString(arg));
 macro TO_NUMBER(arg) = (%_ToNumber(arg));
 macro TO_OBJECT(arg) = (%_ToObject(arg));