Web expose FileSystemFileEntry, FileSystemDirectoryEntry and friends

third_party/WebKit/Source/devtools/front_end/devtools_compatibility.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.
 /* eslint-disable indent */
 (function(window) {
 
   // DevToolsAPI ----------------------------------------------------------------
 
   /**
    * @unrestricted
@@ skipping 504 matching lines @@
      * @param {string} fileSystemPath
      */
     removeFileSystem(fileSystemPath) {
       DevToolsAPI.sendMessageToEmbedder('removeFileSystem', [fileSystemPath], null);
     }
 
     /**
      * @override
      * @param {string} fileSystemId
      * @param {string} registeredName
-     * @return {?DOMFileSystem}
+     * @return {?FileSystem}
      */
     isolatedFileSystem(fileSystemId, registeredName) {
       return DevToolsHost.isolatedFileSystem(fileSystemId, registeredName);
     }
 
     /**
      * @override
      * @param {!FileSystem} fileSystem
      */
     upgradeDraggedFileSystemPermissions(fileSystem) {
@@ skipping 695 matching lines @@
      * @return {boolean}
      */
     DOMTokenList.prototype.toggle = function(token, force) {
       if (arguments.length === 1)
         force = !this.contains(token);
       return this.__originalDOMTokenListToggle(token, !!force);
     };
   }
 
 })(window);