Take Symbol-keyed properties into account in Object.freeze and friends

R=rossberg@chromium.org
BUG=chromium:539875
LOG=y

Review URL: https://codereview.chromium.org/1393373005

Cr-Commit-Position: refs/heads/master@{#31303}

src/js/v8natives.js

@@ -1147,7 +1147,7 @@ function ObjectSealJS(obj) {
     if (isProxy) {
       ProxyFix(obj);
     }
-    var names = ObjectGetOwnPropertyNames(obj);
+    var names = OwnPropertyKeys(obj);
     for (var i = 0; i < names.length; i++) {
       var name = names[i];
       var desc = GetOwnPropertyJS(obj, name);
@@ -1177,7 +1177,7 @@ function ObjectFreezeJS(obj) {
     if (isProxy) {
       ProxyFix(obj);
     }
-    var names = ObjectGetOwnPropertyNames(obj);
+    var names = OwnPropertyKeys(obj);
     for (var i = 0; i < names.length; i++) {
       var name = names[i];
       var desc = GetOwnPropertyJS(obj, name);
@@ -1217,7 +1217,7 @@ function ObjectIsSealed(obj) {
   if (%IsExtensible(obj)) {
     return false;
   }
-  var names = ObjectGetOwnPropertyNames(obj);
+  var names = OwnPropertyKeys(obj);
   for (var i = 0; i < names.length; i++) {
     var name = names[i];
     var desc = GetOwnPropertyJS(obj, name);
@@ -1238,7 +1238,7 @@ function ObjectIsFrozen(obj) {
   if (%IsExtensible(obj)) {
     return false;
   }
-  var names = ObjectGetOwnPropertyNames(obj);
+  var names = OwnPropertyKeys(obj);
   for (var i = 0; i < names.length; i++) {
     var name = names[i];
     var desc = GetOwnPropertyJS(obj, name);

test/mjsunit/regress/regress-539875.js

+// 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.
+
+(function testSeal() {
+  var sloppy = arguments;
+  var sym = Symbol();
+  sloppy[sym] = 123;
+  Object.seal(sloppy);
+  assertTrue(Object.isSealed(sloppy));
+  var desc = Object.getOwnPropertyDescriptor(sloppy, sym);
+  assertEquals(123, desc.value);
+  assertFalse(desc.configurable);
+  assertTrue(desc.writable);
+})();
+
+
+(function testFreeze() {
+  var sloppy = arguments;
+  var sym = Symbol();
+  sloppy[sym] = 123;
+  Object.freeze(sloppy);
+  assertTrue(Object.isFrozen(sloppy));
+  var desc = Object.getOwnPropertyDescriptor(sloppy, sym);
+  assertEquals(123, desc.value);
+  assertFalse(desc.configurable);
+  assertFalse(desc.writable);
+})();
+
+
+(function testIsFrozenAndIsSealed() {
+  var sym = Symbol();
+  var obj = { [sym]: 123 };
+  Object.preventExtensions(obj);
+  assertFalse(Object.isFrozen(obj));
+  assertFalse(Object.isSealed(obj));
+})();