Merge 88800 - Refactor UpgradeDetector.

chrome/browser/chromeos/upgrade_detector_chromeos.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 "chrome/browser/chromeos/upgrade_detector_chromeos.h"
 
 #include "base/memory/singleton.h"
 #include "chrome/browser/chromeos/cros/cros_library.h"
 
 namespace {
@@ skipping 58 matching lines @@
 
 // static
 UpgradeDetectorChromeos* UpgradeDetectorChromeos::GetInstance() {
   return Singleton<UpgradeDetectorChromeos>::get();
 }
 
 // static
 UpgradeDetector* UpgradeDetector::GetInstance() {
   return UpgradeDetectorChromeos::GetInstance();
 }