Fix a problem with the delete-after-reboot code. Removing pending renames of ...

chrome/installer/util/delete_after_reboot_helper.h

 // Copyright (c) 2009 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 declares helper methods used to schedule files for deletion
 // on next reboot.
 
 #ifndef CHROME_INSTALLER_UTIL_DELETE_AFTER_REBOOT_HELPER_H_
 #define CHROME_INSTALLER_UTIL_DELETE_AFTER_REBOOT_HELPER_H_
 #pragma once
@@ skipping 46 matching lines @@
                                   std::vector<PendingMove>* value);
 
 // The inverse of MultiSZBytesToStringArray, this function converts a list
 // of string pairs into a byte array format suitable for writing to the
 // kPendingFileRenameOps registry value. It concatenates the strings and
 // appends an additional terminating null character.
 void StringArrayToMultiSZBytes(const std::vector<PendingMove>& strings,
                                std::vector<char>* buffer);
 
 // A helper function for the win32 GetShortPathName that more conveniently
-// returns a correctly sized wstring.
+// returns a correctly sized wstring. Note that if |path| is not present on the
+// file system then GetShortPathName will return |path| unchanged, unlike the
+// win32 GetShortPathName which will return an error.
 std::wstring GetShortPathName(const wchar_t* path);
 
 #endif  // CHROME_INSTALLER_UTIL_DELETE_AFTER_REBOOT_HELPER_H_