Remove flags for spread calls and arrays

test/mjsunit/es6/regress/regress-4417.js

Index: test/mjsunit/es6/regress/regress-4417.js
diff --git a/test/mjsunit/harmony/regress/regress-4417.js b/test/mjsunit/es6/regress/regress-4417.js
similarity index 91%
rename from test/mjsunit/harmony/regress/regress-4417.js
rename to test/mjsunit/es6/regress/regress-4417.js
index fb773f5face080245ebb0c20ab530fad1e559987..b98c5b9b7776dc525b0bb2060a054f07bf38bf4c 100644
--- a/test/mjsunit/harmony/regress/regress-4417.js
+++ b/test/mjsunit/es6/regress/regress-4417.js
@@ -1,8 +1,6 @@
 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-//
-// Flags: --harmony-spread-arrays
 
 var arr = [1, 2, 3];
 assertEquals({arr: [1, 2, 3]}, {arr: [...arr]});