#ifndef CHROME_BROWSER_PERMISSIONS_ONE_TIME_PERMISSIONS_TRACKER_H_
#define CHROME_BROWSER_PERMISSIONS_ONE_TIME_PERMISSIONS_TRACKER_H_
#include <map>
#include <set>
#include "base/observer_list.h"
#include "base/timer/timer.h"
#include "chrome/browser/permissions/one_time_permissions_tracker_observer.h"
#include "components/content_settings/core/common/content_settings_pattern.h"
#include "components/content_settings/core/common/content_settings_types.h"
#include "components/keyed_service/core/keyed_service.h"
#include "content/public/browser/visibility.h"
#include "url/origin.h"
class OneTimePermissionsTracker : public KeyedService { … };
#endif