Plumb file system permission into WebviewGuest.

chrome/browser/guest_view/web_view/web_view_guest.h

 // 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.
 
 #ifndef CHROME_BROWSER_GUEST_VIEW_WEB_VIEW_WEB_VIEW_GUEST_H_
 #define CHROME_BROWSER_GUEST_VIEW_WEB_VIEW_WEB_VIEW_GUEST_H_
 
 #include <vector>
 
 #include "base/observer_list.h"
@@ skipping 164 matching lines @@
 
   void OnWebViewGeolocationPermissionResponse(
       int bridge_id,
       bool user_gesture,
       const base::Callback<void(bool)>& callback,
       bool allow,
       const std::string& user_input);
 
   void CancelGeolocationPermissionRequest(int bridge_id);
 
+  void RequestFileSystemPermission(const GURL& url,
+                                   const base::Callback<void(bool)>& callback);
+
+  void OnWebViewFileSystemPermissionResponse(
+      const base::Callback<void(bool)>& callback,
+      bool allow,
+      const std::string& user_input);
+
   void OnWebViewMediaPermissionResponse(
       const content::MediaStreamRequest& request,
       const content::MediaResponseCallback& callback,
       bool allow,
       const std::string& user_input);
 
   void OnWebViewDownloadPermissionResponse(
       const base::Callback<void(bool)>& callback,
       bool allow,
       const std::string& user_input);
@@ skipping 232 matching lines @@
         name(name) {}
   };
 
   typedef std::map<WebViewGuest*, NewWindowInfo> PendingWindowMap;
   PendingWindowMap pending_new_windows_;
 
   DISALLOW_COPY_AND_ASSIGN(WebViewGuest);
 };
 
 #endif  // CHROME_BROWSER_GUEST_VIEW_WEB_VIEW_WEB_VIEW_GUEST_H_