[es6] do not add caller/arguments to ES6 function definitions

test/mjsunit/harmony/arrow-functions.js

 // Copyright 2014 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-arrow-functions
 
 // Arrow functions are like functions, except they throw when using the
 // "new" operator on them.
 assertEquals("function", typeof (() => {}));
 assertEquals(Function.prototype, Object.getPrototypeOf(() => {}));
@@ skipping 29 matching lines @@
 
 // Statement body needs braces, must use 'return' explicitly if not void
 var evens = [0, 2, 4, 6, 8];
 assertEquals([1, 3, 5, 7, 9], evens.map(v => v + 1));
 
 var fives = [];
 [1, 2, 3, 4, 5, 6, 7, 8, 9, 10].forEach(v => {
   if (v % 5 === 0) fives.push(v);
 });
 assertEquals([5, 10], fives);
+
+(function testRestrictedFunctionPropertiesStrict() {
+  var arrowFn = () => { "use strict"; };
+  assertFalse(arrowFn.hasOwnProperty("arguments"));
+  assertThrows(function() { return arrowFn.arguments; }, TypeError);
+  assertThrows(function() { arrowFn.arguments = {}; }, TypeError);
+
+  assertFalse(arrowFn.hasOwnProperty("caller"));
+  assertThrows(function() { return arrowFn.caller; }, TypeError);
+  assertThrows(function() { arrowFn.caller = {}; }, TypeError);
+})();
+
+
+(function testRestrictedFunctionPropertiesSloppy() {
+  var arrowFn = () => {};
+  assertFalse(arrowFn.hasOwnProperty("arguments"));
+  assertThrows(function() { return arrowFn.arguments; }, TypeError);
+  assertThrows(function() { arrowFn.arguments = {}; }, TypeError);
+
+  assertFalse(arrowFn.hasOwnProperty("caller"));
+  assertThrows(function() { return arrowFn.caller; }, TypeError);
+  assertThrows(function() { arrowFn.caller = {}; }, TypeError);
+})();