Remove runtime flags for Proxy and Reflect

test/mjsunit/harmony/proxies-is-extensible.js

Index: test/mjsunit/harmony/proxies-is-extensible.js
diff --git a/test/mjsunit/harmony/proxies-is-extensible.js b/test/mjsunit/harmony/proxies-is-extensible.js
deleted file mode 100644
index f597d0d0a63989d2f485dc6ad26b125f3fa9137b..0000000000000000000000000000000000000000
--- a/test/mjsunit/harmony/proxies-is-extensible.js
+++ /dev/null
@@ -1,74 +0,0 @@
-// 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-proxies --harmony-reflect
-
-
-(function () {
-  // No trap.
-
-  var target = {};
-  var handler = {};
-  var proxy = new Proxy(target, handler);
-
-  assertTrue(Reflect.isExtensible(target));
-  assertTrue(Reflect.isExtensible(proxy));
-  assertTrue(Reflect.preventExtensions(proxy));
-  assertFalse(Reflect.isExtensible(target));
-  assertFalse(Reflect.isExtensible(proxy));
-})();
-
-
-(function () {
-  // "Undefined" trap.
-
-  var target = {};
-  var handler = { isExtensible: null };
-  var proxy = new Proxy(target, handler);
-
-  assertTrue(Reflect.isExtensible(target));
-  assertTrue(Reflect.isExtensible(proxy));
-  assertTrue(Reflect.preventExtensions(proxy));
-  assertFalse(Reflect.isExtensible(target));
-  assertFalse(Reflect.isExtensible(proxy));
-})();
-
-
-(function () {
-  // Invalid trap.
-
-  var target = {};
-  var handler = { isExtensible: true };
-  var proxy = new Proxy(target, handler);
-
-  assertThrows(() => {Reflect.isExtensible(proxy)}, TypeError);
-})();
-
-
-(function () {
-  var target = {};
-  var handler = { isExtensible() {return "bla"} };
-  var proxy = new Proxy(target, handler);
-
-  // Trap returns trueish and target is extensible.
-  assertTrue(Reflect.isExtensible(proxy));
-
-  // Trap returns trueish but target is not extensible.
-  Reflect.preventExtensions(target);
-  assertThrows(() => {Reflect.isExtensible(proxy)}, TypeError);
-})();
-
-
-(function () {
-  var target = {};
-  var handler = { isExtensible() {return 0} };
-  var proxy = new Proxy(target, handler);
-
-  // Trap returns falsish but target is extensible.
-  assertThrows(() => {Reflect.isExtensible(proxy)}, TypeError);
-
-  // Trap returns falsish and target is not extensible.
-  Reflect.preventExtensions(target);
-  assertFalse(Reflect.isExtensible(proxy));
-})();