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// Copyright 2016 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_BROWSING_DATA_MEDIA_LICENSES_COUNTER_H_
#define CHROME_BROWSER_BROWSING_DATA_MEDIA_LICENSES_COUNTER_H_
#include <set>
#include <string>
#include "base/memory/weak_ptr.h"
#include "components/browsing_data/core/counters/browsing_data_counter.h"
#include "url/gurl.h"
class Profile;
// MediaLicensesCounter is used to determine the number of origins that
// have plugin private filesystem data (used by EME). It does not include
// origins that have content licenses owned by Flash.
class MediaLicensesCounter : public browsing_data::BrowsingDataCounter {
public:
// MediaLicenseResult is the result of counting the number of origins
// that have plugin private filesystem data. It also contains one of the
// origins so that a message can displayed providing an example of the
// origins that hold content licenses.
class MediaLicenseResult : public FinishedResult {
public:
MediaLicenseResult(const MediaLicensesCounter* source,
const std::set<GURL>& origins);
~MediaLicenseResult() override;
const std::string& GetOneOrigin() const;
private:
std::string one_origin_;
};
explicit MediaLicensesCounter(Profile* profile);
~MediaLicensesCounter() override;
const char* GetPrefName() const override;
private:
Profile* profile_;
// BrowsingDataCounter implementation.
void Count() final;
// Determining the set of origins used by the plugin private filesystem is
// done asynchronously. This callback returns the results, which are
// subsequently reported.
void OnContentLicensesObtained(const std::set<GURL>& origins);
base::WeakPtrFactory<MediaLicensesCounter> weak_ptr_factory_;
};
#endif // CHROME_BROWSER_BROWSING_DATA_MEDIA_LICENSES_COUNTER_H_
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