// Copyright 2021 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_PAGE_INFO_CORE_PAGE_INFO_HISTORY_DATA_SOURCE_H_ #define COMPONENTS_PAGE_INFO_CORE_PAGE_INFO_HISTORY_DATA_SOURCE_H_ #include <optional> #include <string> #include "base/functional/callback_forward.h" #include "base/task/cancelable_task_tracker.h" #include "base/time/time.h" #include "components/history/core/browser/history_types.h" namespace history { class HistoryService; } // namespace history namespace page_info { class PageInfoHistoryDataSource { … }; } // namespace page_info #endif // COMPONENTS_PAGE_INFO_CORE_PAGE_INFO_HISTORY_DATA_SOURCE_H_