Move file_util::Delete to the base namespace

base/files/scoped_temp_dir.cc

 // Copyright (c) 2011 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/files/scoped_temp_dir.h"
 
 #include "base/file_util.h"
 #include "base/logging.h"
 
 namespace base {
@@ skipping 46 matching lines @@
     return false;
 
   path_ = path;
   return true;
 }
 
 bool ScopedTempDir::Delete() {
   if (path_.empty())
     return false;
 
-  bool ret = file_util::Delete(path_, true);
+  bool ret = base::Delete(path_, true);
   if (ret) {
     // We only clear the path if deleted the directory.
     path_.clear();
   }
 
   return ret;
 }
 
 FilePath ScopedTempDir::Take() {
   FilePath ret = path_;
   path_ = FilePath();
   return ret;
 }
 
 bool ScopedTempDir::IsValid() const {
   return !path_.empty() && file_util::DirectoryExists(path_);
 }
 
 }  // namespace base