Remove runtime flags for Proxy and Reflect

test/mjsunit/es6/proxies-object-assign.js

Index: test/mjsunit/es6/proxies-object-assign.js
diff --git a/test/mjsunit/harmony/proxies-object-assign.js b/test/mjsunit/es6/proxies-object-assign.js
similarity index 95%
rename from test/mjsunit/harmony/proxies-object-assign.js
rename to test/mjsunit/es6/proxies-object-assign.js
index 154f8c15f680cef95bbef11483d564181d8c0bcc..c350f4e879dce61f4e85f0959174b269858001bd 100644
--- a/test/mjsunit/harmony/proxies-object-assign.js
+++ b/test/mjsunit/es6/proxies-object-assign.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-proxies
-
 var handler = {
   ownKeys: function(t) { return ["a", "b"]; },
   getOwnPropertyDescriptor: function(t, p) {