Refactoring the SysInfoProvider.

chrome/browser/chromeos/system/lsbrelease_fetcher.h

+// 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.
+#ifndef CHROME_BROWSER_CHROMEOS_SYSTEM_LSBRELEASE_FETCHER_H_
+#define CHROME_BROWSER_CHROMEOS_SYSTEM_LSBRELEASE_FETCHER_H_
+
+#include <string>
+#include <vector>
+
+#include "base/bind.h"
+#include "base/bind_helpers.h"
+#include "base/callback.h"
+#include "base/memory/singleton.h"
+#include "base/synchronization/lock.h"
+#include "chrome/browser/chromeos/system/syslogs_fetcher.h"
+
+namespace chromeos {
+namespace system {
+
+class LSBReleaseFetcher : public SysLogsInterface {
+ public:
+  void Fetch(SysLogsFetcherCallback);
+  ~LSBReleaseFetcher() {}
+

[rkc1, 2012/08/04 01:15:05]

DISALLOW_COPY_AND_ASSIGN; here and other classes.
Also add default constructors.

[tudalex(Chromium), 2012/08/05 01:15:12]

Should these be done on Singleton classes also?
Done everywhere except SysLogsFetcherFactory.

+};
+
+}  // namespace system
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_SYSTEM_LSBRELEASE_FETCHER_H_