[tests] Make assertOptimized()/assertUnoptimized() great again.

test/mjsunit/regress/regress-3709.js

Index: test/mjsunit/regress/regress-3709.js
diff --git a/test/mjsunit/regress/regress-3709.js b/test/mjsunit/regress/regress-3709.js
index d2de7117f54e0df95c1ad40c218702d938a1f9e9..56c57ccfb21e954bb5dafe87927614233ca86c1a 100644
--- a/test/mjsunit/regress/regress-3709.js
+++ b/test/mjsunit/regress/regress-3709.js
@@ -2,7 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --allow-natives-syntax
+// Flags: --allow-natives-syntax --no-always-opt
+
+assertFalse(isAlwaysOptimize());
 
 function getobj() {
   return { bar : function() { return 0}};