[Refactor] to rename and re-layer the file_util stack layers.

webkit/fileapi/local_file_util.h

 // Copyright (c) 2011 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 WEBKIT_FILEAPI_LOCAL_FILE_SYSTEM_FILE_UTIL_H_
-#define WEBKIT_FILEAPI_LOCAL_FILE_SYSTEM_FILE_UTIL_H_
+#ifndef WEBKIT_FILEAPI_LOCAL_FILE_UTIL_H_
+#define WEBKIT_FILEAPI_LOCAL_FILE_UTIL_H_
 
 #include <vector>
 
 #include "base/callback.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/file_util_proxy.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/platform_file.h"
 #include "webkit/fileapi/file_system_file_util.h"
 #include "webkit/fileapi/file_system_types.h"
 
 namespace base {
 struct PlatformFileInfo;
 class MessageLoopProxy;
 class Time;
 }
 
 class GURL;
 
 namespace fileapi {
 
 using base::PlatformFile;
 using base::PlatformFileError;
 
 class FileSystemOperationContext;
 
 // An instance of this class is created and owned by *MountPointProvider.
-class LocalFileSystemFileUtil : public FileSystemFileUtil {
+class LocalFileUtil : public FileSystemFileUtil {
  public:
   // |underlying_file_util| is owned by the instance.  It will be deleted by
   // the owner instance.  For example, it can be instanciated as follows:
-  // FileSystemFileUtil* file_system_file_util =
-  //     new LocalFileSystemFileUtil(new FileSystemFileUtil());
-  explicit LocalFileSystemFileUtil(FileSystemFileUtil* underlying_file_util);
-  virtual ~LocalFileSystemFileUtil();
+  // FileSystemFileUtil* file_util = new LocalFileUtil(new NativeFileUtil());
+  explicit LocalFileUtil(FileSystemFileUtil* underlying_file_util);
+  virtual ~LocalFileUtil();
 
   virtual PlatformFileError CreateOrOpen(
       FileSystemOperationContext* context,
       const FilePath& file_path,
       int file_flags,
       PlatformFile* file_handle,
-      bool* created);
-
+      bool* created) OVERRIDE;
   virtual PlatformFileError EnsureFileExists(
       FileSystemOperationContext* context,
-      const FilePath& file_path, bool* created);
-
-  virtual PlatformFileError GetLocalFilePath(
+      const FilePath& file_path, bool* created) OVERRIDE;
+  virtual PlatformFileError CreateDirectory(
       FileSystemOperationContext* context,
-      const FilePath& virtual_file,
-      FilePath* local_path);
-
+      const FilePath& file_path,
+      bool exclusive,
+      bool recursive) OVERRIDE;
   virtual PlatformFileError GetFileInfo(
       FileSystemOperationContext* context,
       const FilePath& file,
       base::PlatformFileInfo* file_info,
-      FilePath* platform_file);
-
+      FilePath* platform_file) OVERRIDE;
   virtual PlatformFileError ReadDirectory(
       FileSystemOperationContext* context,
       const FilePath& file_path,
-      std::vector<base::FileUtilProxy::Entry>* entries);
-
-  virtual PlatformFileError CreateDirectory(
+      std::vector<base::FileUtilProxy::Entry>* entries) OVERRIDE;
+  virtual AbstractFileEnumerator* CreateFileEnumerator(
+      FileSystemOperationContext* context,
+      const FilePath& root_path) OVERRIDE;
+  virtual PlatformFileError GetLocalFilePath(
+      FileSystemOperationContext* context,
+      const FilePath& virtual_file,
+      FilePath* local_path) OVERRIDE;
+  virtual PlatformFileError Touch(
       FileSystemOperationContext* context,
       const FilePath& file_path,
-      bool exclusive,
-      bool recursive);
-
+      const base::Time& last_access_time,
+      const base::Time& last_modified_time) OVERRIDE;
+  virtual PlatformFileError Truncate(
+      FileSystemOperationContext* context,
+      const FilePath& path,
+      int64 length) OVERRIDE;
+  virtual bool PathExists(
+      FileSystemOperationContext* context,
+      const FilePath& file_path) OVERRIDE;
+  virtual bool DirectoryExists(
+      FileSystemOperationContext* context,
+      const FilePath& file_path) OVERRIDE;
+  virtual bool IsDirectoryEmpty(
+      FileSystemOperationContext* context,
+      const FilePath& file_path) OVERRIDE;
   virtual PlatformFileError CopyOrMoveFile(
       FileSystemOperationContext* context,
       const FilePath& src_file_path,
       const FilePath& dest_file_path,
-      bool copy);
-
+      bool copy) OVERRIDE;
   virtual PlatformFileError CopyInForeignFile(
         FileSystemOperationContext* context,
         const FilePath& src_file_path,
-        const FilePath& dest_file_path);
-
+        const FilePath& dest_file_path) OVERRIDE;
   virtual PlatformFileError DeleteFile(
       FileSystemOperationContext* context,
-      const FilePath& file_path);
-
+      const FilePath& file_path) OVERRIDE;
   virtual PlatformFileError DeleteSingleDirectory(
       FileSystemOperationContext* context,
-      const FilePath& file_path);
-
-  virtual PlatformFileError Touch(
-      FileSystemOperationContext* context,
-      const FilePath& file_path,
-      const base::Time& last_access_time,
-      const base::Time& last_modified_time);
-
-  virtual PlatformFileError Truncate(
-      FileSystemOperationContext* context,
-      const FilePath& path,
-      int64 length);
-
-  virtual bool PathExists(
-      FileSystemOperationContext* context,
-      const FilePath& file_path);
-
-  virtual bool DirectoryExists(
-      FileSystemOperationContext* context,
-      const FilePath& file_path);
-
-  virtual bool IsDirectoryEmpty(
-      FileSystemOperationContext* context,
-      const FilePath& file_path);
-
-  virtual AbstractFileEnumerator* CreateFileEnumerator(
-      FileSystemOperationContext* context,
-      const FilePath& root_path);
+      const FilePath& file_path) OVERRIDE;
 
  private:
   // Given the filesystem's root URL and a virtual path, produces a real, full
   // local path.
   FilePath GetLocalPath(
       FileSystemOperationContext* context,
       const GURL& origin_url,
       FileSystemType type,
       const FilePath& virtual_path);
 
-  scoped_ptr<FileSystemFileUtil> underlying_file_util_;
-
-  DISALLOW_COPY_AND_ASSIGN(LocalFileSystemFileUtil);
+  DISALLOW_COPY_AND_ASSIGN(LocalFileUtil);
 };
 
 }  // namespace fileapi
 
-#endif  // WEBKIT_FILEAPI_LOCAL_FILE_SYSTEM_FILE_UTIL_H_
+#endif  // WEBKIT_FILEAPI_LOCAL_FILE_UTIL_H_