Implement %TypedArray%.prototype.{toString,toLocaleString,join}

src/prologue.js

 // 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.
 
 (function(global, utils) {
 
 "use strict";
 
 %CheckIsBootstrapping();
 
@@ skipping 142 matching lines @@
   for ( ; !IS_UNDEFINED(imports); imports = imports.next) imports(container);
 
   // Whitelist of exports from normal natives to experimental natives.
   var expose_to_experimental = [
     "GetIterator",
     "GetMethod",
     "InnerArrayEvery",
     "InnerArrayFilter",
     "InnerArrayForEach",
     "InnerArrayIndexOf",
+    "InnerArrayJoin",
     "InnerArrayLastIndexOf",
     "InnerArrayMap",
     "InnerArrayReverse",
     "InnerArraySome",
     "InnerArraySort",
+    "InnerArrayToLocaleString",
     "IsNaN",
     "MathMax",
     "MathMin",
     "ObjectIsFrozen",
     "OwnPropertyKeys",
+    "ObjectToString",
     "ToNameArray",
   ];
   experimental_exports = {};
   %OptimizeObjectForAddingMultipleProperties(
       experimental_exports, expose_to_experimental.length);
   for (var key of expose_to_experimental) {
     experimental_exports[key] = container[key];
   }
   %ToFastProperties(experimental_exports);
   container = UNDEFINED;
@@ skipping 34 matching lines @@
   "InstallConstants", InstallConstants,
   "InstallFunctions", InstallFunctions,
   "InstallGetter", InstallGetter,
   "InstallGetterSetter", InstallGetterSetter,
   "SetUpLockedPrototype", SetUpLockedPrototype,
   "PostNatives", PostNatives,
   "PostExperimentals", PostExperimentals,
 ]);
 
 })