Remove some deprecated file_util wstring functions.

base/file_util.h

 // Copyright (c) 2006-2008 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.
 
 // This file contains utility functions for dealing with the local
 // filesystem.
 
 #ifndef BASE_FILE_UTIL_H_
 #define BASE_FILE_UTIL_H_
 
@@ skipping 115 matching lines @@
 //          TO "rm -rf", SO USE WITH CAUTION.
 bool Delete(const FilePath& path, bool recursive);
 // Deprecated temporary compatibility function.
 bool Delete(const std::wstring& path, bool recursive);
 
 // Moves the given path, whether it's a file or a directory.
 // If a simple rename is not possible, such as in the case where the paths are
 // on different volumes, this will attempt to copy and delete. Returns
 // true for success.
 bool Move(const FilePath& from_path, const FilePath& to_path);
-// Deprecated temporary compatibility function.
-bool Move(const std::wstring& from_path, const std::wstring& to_path);
 
 // Renames file |from_path| to |to_path|. Both paths must be on the same
 // volume, or the function will fail. Destination file will be created
 // if it doesn't exist. Prefer this function over Move when dealing with
 // temporary files. On Windows it preserves attributes of the target file.
 // Returns true on success.
 bool ReplaceFile(const FilePath& from_path, const FilePath& to_path);
 
 // Copies a single file. Use CopyDirectory to copy directories.
 bool CopyFile(const FilePath& from_path, const FilePath& to_path);
-// Deprecated temporary compatibility function.
-bool CopyFile(const std::wstring& from_path, const std::wstring& to_path);
 
 // Copies the given path, and optionally all subdirectories and their contents
 // as well.
 // If there are files existing under to_path, always overwrite.
 // Returns true if successful, false otherwise.
 // Don't use wildcards on the names, it may stop working without notice.
 //
 // If you only need to copy a file use CopyFile, it's faster.
 bool CopyDirectory(const FilePath& from_path, const FilePath& to_path,
                    bool recursive);
 // Deprecated temporary compatibility function.
 bool CopyDirectory(const std::wstring& from_path, const std::wstring& to_path,
                    bool recursive);
 
 // Returns true if the given path exists on the local filesystem,
 // false otherwise.
 bool PathExists(const FilePath& path);
-// Deprecated temporary compatibility function.
-bool PathExists(const std::wstring& path);
 
 // Returns true if the given path is writable by the user, false otherwise.
 bool PathIsWritable(const FilePath& path);
 
 // Returns true if the given path exists and is a directory, false otherwise.
 bool DirectoryExists(const FilePath& path);
-// Deprecated temporary compatibility function.
-bool DirectoryExists(const std::wstring& path);
 
 #if defined(OS_WIN)
 // Gets the creation time of the given file (expressed in the local timezone),
 // and returns it via the creation_time parameter.  Returns true if successful,
 // false otherwise.
 bool GetFileCreationLocalTime(const std::wstring& filename,
                               LPSYSTEMTIME creation_time);
 
 // Same as above, but takes a previously-opened file handle instead of a name.
 bool GetFileCreationLocalTimeFromHandle(HANDLE file_handle,
@@ skipping 342 matching lines @@
 
 // Renames a file using the SHFileOperation API to ensure that the target file
 // gets the correct default security descriptor in the new path.
 bool RenameFileAndResetSecurityDescriptor(
     const FilePath& source_file_path,
     const FilePath& target_file_path);
 
 }  // namespace file_util
 
 #endif  // BASE_FILE_UTIL_H_