[ew] Add basic classes.

chrome/browser/chromeos/fileapi/file_system_backend.h

 // Copyright 2013 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_FILEAPI_FILE_SYSTEM_BACKEND_H_
 #define CHROME_BROWSER_CHROMEOS_FILEAPI_FILE_SYSTEM_BACKEND_H_
 
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "webkit/browser/fileapi/file_system_backend.h"
 #include "webkit/browser/quota/special_storage_policy.h"
 #include "webkit/common/fileapi/file_system_types.h"
 
 namespace fileapi {
 class CopyOrMoveFileValidatorFactory;
 class ExternalMountPoints;
 class FileSystemURL;
+class WatcherManager;
 }  // namespace fileapi
 
 namespace chromeos {
 
 class FileSystemBackendDelegate;
 class FileAccessPermissions;
 
 // FileSystemBackend is a Chrome OS specific implementation of
 // ExternalFileSystemBackend. This class is responsible for a
 // number of things, including:
@@ skipping 54 matching lines @@
   static bool CanHandleURL(const fileapi::FileSystemURL& url);
 
   // fileapi::FileSystemBackend overrides.
   virtual bool CanHandleType(fileapi::FileSystemType type) const OVERRIDE;
   virtual void Initialize(fileapi::FileSystemContext* context) OVERRIDE;
   virtual void ResolveURL(const fileapi::FileSystemURL& url,
                           fileapi::OpenFileSystemMode mode,
                           const OpenFileSystemCallback& callback) OVERRIDE;
   virtual fileapi::AsyncFileUtil* GetAsyncFileUtil(
       fileapi::FileSystemType type) OVERRIDE;
+  virtual fileapi::WatcherManager* GetWatcherManager(
+      fileapi::FileSystemType type) OVERRIDE;
   virtual fileapi::CopyOrMoveFileValidatorFactory*
       GetCopyOrMoveFileValidatorFactory(
           fileapi::FileSystemType type,
           base::File::Error* error_code) OVERRIDE;
   virtual fileapi::FileSystemOperation* CreateFileSystemOperation(
       const fileapi::FileSystemURL& url,
       fileapi::FileSystemContext* context,
       base::File::Error* error_code) const OVERRIDE;
   virtual bool SupportsStreaming(
       const fileapi::FileSystemURL& url) const OVERRIDE;
@@ skipping 52 matching lines @@
   // Globally visible mount points. System MountPonts instance should outlive
   // all FileSystemBackend instances, so raw pointer is safe.
   fileapi::ExternalMountPoints* system_mount_points_;
 
   DISALLOW_COPY_AND_ASSIGN(FileSystemBackend);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_FILEAPI_FILE_SYSTEM_BACKEND_H_