Move WriteFile and WriteFileDescriptor from file_util to base namespace.

chrome/browser/component_updater/component_unpacker.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 "chrome/browser/component_updater/component_unpacker.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 222 matching lines @@
     base::DeleteFile(unpack_diff_path_, true);
     unpack_diff_path_.clear();
   }
   Install();
   Finish();
 }
 
 void ComponentUnpacker::Install() {
   // Write the fingerprint to disk.
   if (static_cast<int>(fingerprint_.size()) !=
-      file_util::WriteFile(
+      base::WriteFile(
           unpack_path_.Append(FILE_PATH_LITERAL("manifest.fingerprint")),
           fingerprint_.c_str(),
           fingerprint_.size())) {
     error_ = kFingerprintWriteFailed;
     return;
   }
   scoped_ptr<base::DictionaryValue> manifest(ReadManifest(unpack_path_));
   if (!manifest.get()) {
     error_ = kBadManifest;
     return;
@@ skipping 14 matching lines @@
 }
 
 base::WeakPtr<ComponentUnpacker> ComponentUnpacker::GetWeakPtr() {
   return ptr_factory_.GetWeakPtr();
 }
 
 ComponentUnpacker::~ComponentUnpacker() {
 }
 
 }  // namespace component_updater