Move temp file functions to base namespace.

content/browser/download/save_package.cc

 // 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.
 
 #include "content/browser/download/save_package.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/file_util.h"
@@ skipping 501 matching lines @@
       file_name_count_map_[base_file_name] = 1;
       ordinal_number = 1;
     } else {
       // We have met same base-name conflict, use latest ordinal number.
       ordinal_number = it->second;
     }
 
     if (ordinal_number > (kMaxFileOrdinalNumber - 1)) {
       // Use a random file from temporary file.
       base::FilePath temp_file;
-      file_util::CreateTemporaryFile(&temp_file);
+      base::CreateTemporaryFile(&temp_file);
       file_name = temp_file.RemoveExtension().BaseName().value();
       // Get safe pure file name.
       if (!GetSafePureFileName(saved_main_directory_path_,
                                base::FilePath::StringType(),
                                max_path, &file_name))
         return false;
     } else {
       for (int i = ordinal_number; i < kMaxFileOrdinalNumber; ++i) {
         base::FilePath::StringType new_name = base_file_name +
             base::StringPrintf(FILE_PATH_LITERAL("(%d)"), i) + file_name_ext;
@@ skipping 911 matching lines @@
 
 void SavePackage::FinalizeDownloadEntry() {
   DCHECK(download_);
   DCHECK(download_manager_);
 
   download_manager_->OnSavePackageSuccessfullyFinished(download_);
   StopObservation();
 }
 
 }  // namespace content