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// 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_UI_WEBUI_VERSION_HANDLER_CHROMEOS_H_
#define CHROME_BROWSER_UI_WEBUI_VERSION_HANDLER_CHROMEOS_H_
#include <string>
#include "chrome/browser/chromeos/version_loader.h"
#include "chrome/browser/ui/webui/version_handler.h"
// VersionHandlerChromeOS is responsible for loading the Chrome OS
// version.
class VersionHandlerChromeOS : public VersionHandler {
public:
VersionHandlerChromeOS();
virtual ~VersionHandlerChromeOS();
// VersionHandler overrides:
virtual void HandleRequestVersionInfo(const ListValue* args) OVERRIDE;
// Callback from chromeos::VersionLoader giving the version.
void OnVersion(const std::string& version);
private:
// Handles asynchronously loading the version.
chromeos::VersionLoader loader_;
// Used to request the version.
CancelableTaskTracker tracker_;
DISALLOW_COPY_AND_ASSIGN(VersionHandlerChromeOS);
};
#endif // CHROME_BROWSER_UI_WEBUI_VERSION_HANDLER_CHROMEOS_H_
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