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// Copyright (c) 2013 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_EXTENSIONS_EXTERNAL_PREF_CACHE_LOADER_H_
#define CHROME_BROWSER_CHROMEOS_EXTENSIONS_EXTERNAL_PREF_CACHE_LOADER_H_
#include "base/memory/ref_counted.h"
#include "chrome/browser/extensions/external_pref_loader.h"
class Profile;
namespace chromeos {
class ExternalCacheDispatcher;
// A specialization of the ExternalPrefLoader that caches crx files for external
// extensions with update URL in a common place for all users on the machine.
class ExternalPrefCacheLoader : public extensions::ExternalPrefLoader {
public:
// All instances of ExternalPrefCacheLoader use the same cache so
// |base_path_id| must be the same for all profile in session.
// It is checked in run-time with CHECK. |profile| is used to check if the
// extension is installed to keep providing.
ExternalPrefCacheLoader(int base_path_id, Profile* profile);
void OnExtensionListsUpdated(const base::DictionaryValue* prefs);
private:
friend class base::RefCountedThreadSafe<ExternalLoader>;
virtual ~ExternalPrefCacheLoader();
virtual void StartLoading() OVERRIDE;
virtual void LoadFinished() OVERRIDE;
Profile* profile_;
scoped_refptr<ExternalCacheDispatcher> cache_dispatcher_;
DISALLOW_COPY_AND_ASSIGN(ExternalPrefCacheLoader);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_EXTENSIONS_EXTERNAL_PREF_CACHE_LOADER_H_
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