Add the boilerplate for actions to File System Provider API.

chrome/browser/chromeos/file_system_provider/request_manager.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_CHROMEOS_FILE_SYSTEM_PROVIDER_REQUEST_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_REQUEST_MANAGER_H_
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/files/file.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
 #include "base/time/time.h"
 #include "base/timer/timer.h"
 #include "chrome/browser/chromeos/file_system_provider/notification_manager_interface.h"
 #include "chrome/browser/chromeos/file_system_provider/provided_file_system_info.h"
 #include "chrome/browser/chromeos/file_system_provider/request_value.h"
 
 namespace chromeos {
 namespace file_system_provider {
 
 // Request type, passed to RequestManager::CreateRequest. For logging purposes.
 enum RequestType {
   REQUEST_UNMOUNT,
   GET_METADATA,
+  GET_ACTIONS,
   READ_DIRECTORY,
   OPEN_FILE,
   CLOSE_FILE,
   READ_FILE,
   CREATE_DIRECTORY,
   DELETE_ENTRY,
   CREATE_FILE,
   COPY_ENTRY,
   MOVE_ENTRY,
   TRUNCATE,
@@ skipping 138 matching lines @@
   ObserverList<Observer> observers_;
   base::WeakPtrFactory<RequestManager> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RequestManager);
 };
 
 }  // namespace file_system_provider
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_REQUEST_MANAGER_H_