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

test/mjsunit/harmony/do-expressions.js

Index: test/mjsunit/harmony/do-expressions.js
diff --git a/test/mjsunit/harmony/do-expressions.js b/test/mjsunit/harmony/do-expressions.js
index 8748abf1efaef1ed5f8c62725492c12fa24d3ab2..38b68b6ed74916ada516648160961a1398ba33e9 100644
--- a/test/mjsunit/harmony/do-expressions.js
+++ b/test/mjsunit/harmony/do-expressions.js
@@ -2,9 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-do-expressions --allow-natives-syntax --no-always-opt
-
-assertFalse(isAlwaysOptimize());
+// Flags: --harmony-do-expressions --allow-natives-syntax
 
 function returnValue(v) { return v; }
 function MyError() {}