Move the number conversions from string_util to a new file....

base/file_util_win.cc

 // Copyright (c) 2010 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.
 
 #include "base/file_util.h"
 
 #include <windows.h>
 #include <propvarutil.h>
 #include <psapi.h>
 #include <shellapi.h>
 #include <shlobj.h>
 #include <time.h>
 #include <string>
 
 #include "base/file_path.h"
 #include "base/logging.h"
 #include "base/pe_image.h"
 #include "base/scoped_comptr_win.h"
 #include "base/scoped_handle.h"
+#include "base/string_number_conversions.h"
 #include "base/string_util.h"
 #include "base/time.h"
 #include "base/win_util.h"
 
 namespace file_util {
 
 namespace {
 
 // Helper for NormalizeFilePath(), defined below.
 bool DevicePathToDriveLetterPath(const FilePath& device_path,
@@ skipping 525 matching lines @@
                              FilePath* new_dir) {
   FilePath path_to_create;
   srand(static_cast<uint32>(time(NULL)));
 
   int count = 0;
   while (count < 50) {
     // Try create a new temporary directory with random generated name. If
     // the one exists, keep trying another path name until we reach some limit.
     path_to_create = base_dir;
 
-    std::wstring new_dir_name;
+    string16 new_dir_name;
     new_dir_name.assign(prefix);
-    new_dir_name.append(IntToWString(rand() % kint16max));
+    new_dir_name.append(base::IntToString16(rand() % kint16max));
 
     path_to_create = path_to_create.Append(new_dir_name);
     if (::CreateDirectory(path_to_create.value().c_str(), NULL))
       break;
     count++;
   }
 
   if (count == 50) {
     return false;
   }
@@ skipping 475 matching lines @@
   size_t offset = 0;
   while (offset < actual_size_to_read) {
     uint8 unused = *(touch + offset);
     offset += step_size;
   }
   FreeLibrary(dll_module);
   return true;
 }
 
 }  // namespace file_util