Move temp file functions to base namespace.

chrome/browser/sync_file_system/drive_backend/drive_backend_util.cc

 // Copyright 2013 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 "chrome/browser/sync_file_system/drive_backend/drive_backend_util.h"
 
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/memory/scoped_vector.h"
 #include "base/message_loop/message_loop_proxy.h"
@@ skipping 109 matching lines @@
 
   FileDetails* details = file->mutable_details();
   details->set_change_id(change_id);
   details->set_missing(true);
   return file.Pass();
 }
 
 webkit_blob::ScopedFile CreateTemporaryFile(
     base::TaskRunner* file_task_runner) {
   base::FilePath temp_file_path;
-  if (!file_util::CreateTemporaryFile(&temp_file_path))
+  if (!base::CreateTemporaryFile(&temp_file_path))
     return webkit_blob::ScopedFile();
 
   return webkit_blob::ScopedFile(
       temp_file_path,
       webkit_blob::ScopedFile::DELETE_ON_SCOPE_OUT,
       file_task_runner);
 }
 
 std::string FileKindToString(FileKind file_kind) {
   switch (file_kind) {
@@ skipping 38 matching lines @@
       oldest.reset(entry);
       candidates[i] = NULL;
     }
   }
 
   return oldest.Pass();
 }
 
 }  // namespace drive_backend
 }  // namespace sync_file_system