Web expose FileSystemFileEntry, FileSystemDirectoryEntry and friends

extensions/common/api/app_runtime.idl

 // 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.
 
 // Use the <code>chrome.app.runtime</code> API to manage the app lifecycle.
 // The app runtime manages app installation, controls the event page, and can
 // shut down the app at anytime.
 namespace app.runtime {
 
   [inline_doc] dictionary LaunchItem {
     // Entry for the item.
-    [instanceOf=Entry] object entry;
+    [instanceOf=FileSystemEntry] object entry;
 
     // The MIME type of the file.
     DOMString? type;
   };
 
   // Enumeration of app launch sources.
   // This should be kept in sync with AppLaunchSource in
   // extensions/common/constants.h, and GetLaunchSourceEnum() in
   // extensions/browser/api/app_runtime/app_runtime_api.cc.
   // Note the enumeration is used in UMA histogram so entries
@@ skipping 118 matching lines @@
 
     // Fired at Chrome startup to apps that were running when Chrome last shut
     // down, or when apps have been requested to restart from their previous
     // state for other reasons (e.g. when the user revokes access to an app's
     // retained files the runtime will restart the app). In these situations if
     // apps do not have an <code>onRestarted</code> handler they will be sent
     // an <code>onLaunched </code> event instead.
     static void onRestarted();
   };
 };