JSON.stringify should handle the replacer before the space

test/mjsunit/json-replacer-order.js

Index: test/mjsunit/json-replacer-order.js
diff --git a/test/mjsunit/json-replacer-order.js b/test/mjsunit/json-replacer-order.js
new file mode 100644
index 0000000000000000000000000000000000000000..8cb64414e726cbe908e82942524b43956aa4f727
--- /dev/null
+++ b/test/mjsunit/json-replacer-order.js
@@ -0,0 +1,26 @@
+// 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.
+
+// http://ecma-international.org/ecma-262/6.0/#sec-json.stringify
+// Step 4.b.iii.5.f.i
+
+var log = [];
+
+var replacer = Object.defineProperty([], 0, {
+  get() {
+    log.push('get 0');
+  }
+});
+var space = Object.defineProperty(new String, 'toString', {
+  value() {
+    log.push('toString');
+    return '';
+  }
+});
+
+JSON.stringify('', replacer, space);
+
+assertEquals(2, log.length);
+assertEquals('get 0', log[0]);
+assertEquals('toString', log[1]);