Move directory creation functions to base namespace.

content/browser/download/base_file.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/base_file.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/format_macros.h"
 #include "base/logging.h"
@@ skipping 147 matching lines @@
     return DOWNLOAD_INTERRUPT_REASON_NONE;
 
   // Save the information whether the download is in progress because
   // it will be overwritten by closing the file.
   bool was_in_progress = in_progress();
 
   bound_net_log_.BeginEvent(
       net::NetLog::TYPE_DOWNLOAD_FILE_RENAMED,
       base::Bind(&FileRenamedNetLogCallback, &full_path_, &new_path));
   Close();
-  file_util::CreateDirectory(new_path.DirName());
+  base::CreateDirectory(new_path.DirName());
 
   // A simple rename wouldn't work here since we want the file to have
   // permissions / security descriptors that makes sense in the new directory.
   rename_result = MoveFileAndAdjustPermissions(new_path);
 
   if (rename_result == DOWNLOAD_INTERRUPT_REASON_NONE) {
     full_path_ = new_path;
     // Re-open the file if we were still using it.
     if (was_in_progress)
       rename_result = Open();
@@ skipping 183 matching lines @@
     const char* operation,
     int os_error,
     DownloadInterruptReason reason) {
   bound_net_log_.AddEvent(
       net::NetLog::TYPE_DOWNLOAD_FILE_ERROR,
       base::Bind(&FileInterruptedNetLogCallback, operation, os_error, reason));
   return reason;
 }
 
 }  // namespace content