Add public API generation with cr.makePublic() and handle it in compiler pass

chrome/browser/resources/options/supervised_user_import.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 cr.define('options', function() {
   var Page = cr.ui.pageManager.Page;
   var PageManager = cr.ui.pageManager.PageManager;
   var ArrayDataModel = cr.ui.ArrayDataModel;
 
   /**
@@ skipping 218 matching lines @@
      * @private
      */
     onSuccess_: function() {
       this.updateImportInProgress_(false);
       options.SupervisedUserListData.resetPromise();
       PageManager.closeAllOverlays();
     },
   };
 
   // Forward public APIs to private implementations.
-  [
+  cr.makePublic(SupervisedUserImportOverlay, [
     'onSuccess',
-  ].forEach(function(name) {
-    SupervisedUserImportOverlay[name] = function() {
-      var instance = SupervisedUserImportOverlay.getInstance();
-      return instance[name + '_'].apply(instance, arguments);
-    };
-  });
+  ]);
 
   // Export
   return {
     SupervisedUserImportOverlay: SupervisedUserImportOverlay,
   };
 });