Accessor functions should have no prototype property

test/mjsunit/accessors-no-prototype.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.
+
+
+(function TestGetter() {
+  var o = {
+    get x() {}
+  };
+  var desc = Object.getOwnPropertyDescriptor(o, 'x');
+  assertEquals('function', typeof desc.get);
+  assertFalse('prototype' in desc.get);
+
+  assertThrows(function() {
+    new desc.get();
+  }, TypeError);
+})();
+
+
+(function TestSetter() {
+  var o = {
+    set x(_) {}
+  };
+  var desc = Object.getOwnPropertyDescriptor(o, 'x');
+  assertEquals('function', typeof desc.set);
+  assertFalse('prototype' in desc.set);
+
+  assertThrows(function() {
+    new desc.set();
+  }, TypeError);
+})();
+
+
+(function TestBoth() {
+  var o = {
+    get x() {},
+    set x(_) {}
+  };
+  var desc = Object.getOwnPropertyDescriptor(o, 'x');
+  assertEquals('function', typeof desc.get);
+  assertEquals('function', typeof desc.set);
+  assertFalse('prototype' in desc.get);
+  assertFalse('prototype' in desc.set);
+
+  assertThrows(function() {
+    new desc.get();
+  }, TypeError);
+  assertThrows(function() {
+    new desc.set();
+  }, TypeError);
+})();