file_util minor cleanup:...

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 168 matching lines @@
 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);
+// Deprecated temporary compatibility function.
 bool PathIsWritable(const std::wstring& 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,
@@ skipping 67 matching lines @@
 bool CreateTemporaryFileName(FilePath* path);
 // Deprecated temporary compatibility function.
 bool CreateTemporaryFileName(std::wstring* temp_file);
 
 // Same as CreateTemporaryFileName but the file is created in |dir|.
 bool CreateTemporaryFileNameInDir(const std::wstring& dir,
                                   std::wstring* temp_file);
 
 // Create a new directory under TempPath. If prefix is provided, the new
 // directory name is in the format of prefixyyyy.
+// NOTE: prefix is ignored in the POSIX implementation.
+// TODO(erikkay): is this OK?
 // If success, return true and output the full path of the directory created.
+bool CreateNewTempDirectory(const FilePath::StringType& prefix,
+                            FilePath* new_temp_path);
+// Deprecated temporary compatibility function.
 bool CreateNewTempDirectory(const std::wstring& prefix,
                             std::wstring* new_temp_path);
 
 // Creates a directory, as well as creating any parent directories, if they
 // don't exist. Returns 'true' on successful creation, or if the directory
 // already exists.
 bool CreateDirectory(const FilePath& full_path);
 // Deprecated temporary compatibility function.
 bool CreateDirectory(const std::wstring& full_path);
 
@@ skipping 169 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 std::wstring& source_file_path,
     const std::wstring& target_file_path);
 
 }  // namespace file_util
 
 #endif  // BASE_FILE_UTIL_H_