chromium/components/browsing_topics/browsing_topics_page_load_data_tracker.h

// Copyright 2022 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_BROWSING_TOPICS_BROWSING_TOPICS_PAGE_LOAD_DATA_TRACKER_H_
#define COMPONENTS_BROWSING_TOPICS_BROWSING_TOPICS_PAGE_LOAD_DATA_TRACKER_H_

#include "base/containers/flat_set.h"
#include "components/browsing_topics/common/common_types.h"
#include "content/public/browser/page_user_data.h"

namespace history {
class HistoryService;
}  // namespace history

namespace browsing_topics {

// Tracks several page-level (i.e. primary main frame document) Topics signals,
// such as whether the page is eligible to be included in topics calculation
// (i.e. to "observe" topics), the context domains that have requested to
// observe topics, the client side redirect chain's status, etc.
class BrowsingTopicsPageLoadDataTracker
    : public content::PageUserData<BrowsingTopicsPageLoadDataTracker> { … };

}  // namespace browsing_topics

#endif  // COMPONENTS_BROWSING_TOPICS_BROWSING_TOPICS_PAGE_LOAD_DATA_TRACKER_H_