Replace std:;wstring with std::string in locale-name related APIs....

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_
 
 #include "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #elif defined(OS_POSIX)
 // Keep the order as in fts(3): fts.h requires types defined in sys/types.h
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fts.h>
 #endif
 
 #include <stdio.h>
 
 #include <stack>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
+#include "base/file_path.h"
 #include "base/scoped_ptr.h"
-#include "base/file_path.h"
+#include "base/string16.h"
 
 namespace base {
 class Time;
 }
 
 namespace file_util {
 
 //-----------------------------------------------------------------------------
 // Functions that operate purely on a path string w/o touching the filesystem:
 
@@ skipping 69 matching lines @@
 
 // Replaces characters in 'file_name' that are illegal for file names with
 // 'replace_char'. 'file_name' must not be a full or relative path, but just the
 // file name component. Any leading or trailing whitespace in 'file_name' is
 // removed.
 // Example:
 //   file_name == "bad:file*name?.txt", changed to: "bad-file-name-.txt" when
 //   'replace_char' is '-'.
 void ReplaceIllegalCharacters(std::wstring* file_name, int replace_char);
 
+// Returns true if file_name does not have any illegal character. The input
+// param has the same restriction as that for ReplaceIllegalCharacters.
+bool IsFilenameLegal(const string16& file_name);
+
 //-----------------------------------------------------------------------------
 // Functions that involve filesystem access or modification:
 
 // created on or after the given |file_time|.  Doesn't count ".." or ".".
 //
 // Note for POSIX environments: a file created before |file_time|
 // can be mis-detected as a newer file due to low precision of
 // timestmap of file creation time. If you need to avoid such
 // mis-detection perfectly, you should wait one second before
 // obtaining |file_time|.
@@ skipping 395 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_