Reland "[strong] Object literals create strong objects"

test/mjsunit/strong/objects.js

Index: test/mjsunit/strong/objects.js
diff --git a/test/mjsunit/strong/objects.js b/test/mjsunit/strong/objects.js
deleted file mode 100644
index 4654606ab3a78d7b09708ec677de1a395df2d348..0000000000000000000000000000000000000000
--- a/test/mjsunit/strong/objects.js
+++ /dev/null
@@ -1,10 +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: --strong-mode --allow-natives-syntax
-
-'use strong';
-
-function f() {}
-assertTrue(%IsStrong(f));