[strong] make function and class declarations lexical & immutable

test/mjsunit/strong/arguments.js

Index: test/mjsunit/strong/arguments.js
diff --git a/test/mjsunit/strong/arguments.js b/test/mjsunit/strong/arguments.js
deleted file mode 100644
index b40b661ccf2243d565a42b3aa8567ddab3486536..0000000000000000000000000000000000000000
--- a/test/mjsunit/strong/arguments.js
+++ /dev/null
@@ -1,16 +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
-
-(function NoArguments() {
-  assertThrows("'use strong'; arguments", SyntaxError);
-  assertThrows("'use strong'; function f() { arguments }", SyntaxError);
-  assertThrows("'use strong'; let f = function() { arguments }", SyntaxError);
-  assertThrows("'use strong'; let f = () => arguments", SyntaxError);
-  // The following are strict mode errors already.
-  assertThrows("'use strong'; let arguments", SyntaxError);
-  assertThrows("'use strong'; function f(arguments) {}", SyntaxError);
-  assertThrows("'use strong'; let f = (arguments) => {}", SyntaxError);
-})();