Move ComputeDirectorySize to the base namespace.

base/file_util.h

 // Copyright (c) 2012 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 19 matching lines @@
 #include "base/platform_file.h"
 #include "base/strings/string16.h"
 
 #if defined(OS_POSIX)
 #include "base/file_descriptor_posix.h"
 #include "base/logging.h"
 #include "base/posix/eintr_wrapper.h"
 #endif
 
 namespace base {
+
 class Time;
 
+extern bool g_bug108724_debug;
+
+//-----------------------------------------------------------------------------
+// Functions that involve filesystem access or modification:
+
 // Returns an absolute version of a relative path. Returns an empty path on
 // error. On POSIX, this function fails if the path does not exist. This
 // function can result in I/O so it can be slow.
 BASE_EXPORT FilePath MakeAbsoluteFilePath(const FilePath& input);
 
-}  // namespace base
-
-namespace file_util {
-
-extern bool g_bug108724_debug;
-
-//-----------------------------------------------------------------------------
-// Functions that involve filesystem access or modification:
-
 // Returns the total number of bytes used by all the files under |root_path|.
 // If the path does not exist the function returns 0.
 //
 // This function is implemented using the FileEnumerator class so it is not
 // particularly speedy in any platform.
-BASE_EXPORT int64 ComputeDirectorySize(const base::FilePath& root_path);
+BASE_EXPORT int64 ComputeDirectorySize(const FilePath& root_path);
+
+}  // namespace base
+
+namespace file_util {
 
 // Deletes the given path, whether it's a file or a directory.
 // If it's a directory, it's perfectly happy to delete all of the
 // directory's contents.  Passing true to recursive deletes
 // subdirectories and their contents as well.
 // Returns true if successful, false otherwise. It is considered successful
 // to attempt to delete a file that does not exist.
 //
 // In posix environment and if |path| is a symbolic link, this deletes only
 // the symlink. (even if the symlink points to a non-existent file)
@@ skipping 378 matching lines @@
 
 // Attempts determine the FileSystemType for |path|.
 // Returns false if |path| doesn't exist.
 BASE_EXPORT bool GetFileSystemType(const base::FilePath& path,
                                    FileSystemType* type);
 #endif
 
 }  // namespace file_util
 
 #endif  // BASE_FILE_UTIL_H_