chromium/components/ntp_tiles/popular_sites_impl.h

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_NTP_TILES_POPULAR_SITES_IMPL_H_
#define COMPONENTS_NTP_TILES_POPULAR_SITES_IMPL_H_

#include <map>
#include <memory>
#include <string>

#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "components/ntp_tiles/popular_sites.h"
#include "services/data_decoder/public/cpp/data_decoder.h"
#include "url/gurl.h"

namespace network {
class SimpleURLLoader;
class SharedURLLoaderFactory;
}  // namespace network

namespace user_prefs {
class PrefRegistrySyncable;
}

namespace variations {
class VariationsService;
}

class PrefService;
class TemplateURLService;

namespace ntp_tiles {

// Actual (non-test) implementation of the PopularSites interface. Caches the
// downloaded file on disk to avoid re-downloading on every startup.
class PopularSitesImpl : public PopularSites { … };

}  // namespace ntp_tiles

#endif  // COMPONENTS_NTP_TILES_POPULAR_SITES_IMPL_H_