Add JsInitializerGenerator

test_sources/non_transformed/web/test.js

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 var foo = new JsThing('made in JS');
 var aString = 'hello';
 var aNum = 123;
 var aBool = true;
 var a = null;
 
@@ skipping 25 matching lines @@
   return hasName.name;
 }
 
 function roundTrip(e) {
   return e;
 }
 
 function isNull(value) {
   return value === null;
 }
-
-// hand-generated export code derived from test.dart
-
-window.dart = window.dart || {};
-
-window.dart.Object = function DartObject() {
-  throw "not allowed";
-};
-
-window.dart.Object._wrapDartObject = function(dartObject) {
-  var o = Object.create(window.dart.Object.prototype);
-  o.__dart_object__ = dartObject;
-  return o;
-};
-
-_export_dart_test(dart);
-
-function _export_dart_test(parent) {
-  var lib = parent.test = {};
-  _export_dart_test_library(lib);
-}
-
-function _export_dart_test_library(parent) {
-  var lib = parent.library = {};
-  _export_test_library_ExportMe(lib);
-}
-
-function _export_test_library_ExportMe(parent) {
-  var constructor = parent.ExportMe = function ExportMeJs() {
-    this.__dart_object__ = constructor._new();
-  };
-  constructor.prototype = Object.create(dart.Object.prototype);
-  constructor.prototype.constructor = constructor;
-  constructor._wrapDartObject = function(dartObject) {
-    var o = Object.create(constructor.prototype);
-    o.__dart_object__ = dartObject;
-    return o;
-  };
-
-  // named constructor
-  constructor.named = function ExportMeJs(name) {
-    this.__dart_object__ = constructor._new_named(name);
-  };
-  constructor.named.prototype = constructor.prototype;
-}