chromium/components/omnibox/browser/omnibox_triggered_feature_service.h

// Copyright 2020 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_OMNIBOX_BROWSER_OMNIBOX_TRIGGERED_FEATURE_SERVICE_H_
#define COMPONENTS_OMNIBOX_BROWSER_OMNIBOX_TRIGGERED_FEATURE_SERVICE_H_

#include <set>

#include "components/omnibox/browser/autocomplete_match.h"
#include "third_party/metrics_proto/omnibox_event.pb.h"

// Tracks the features that trigger during an omnibox session and records them
// to the logs. This is used for counterfactual slicing metrics by feature.
class OmniboxTriggeredFeatureService { … };

#endif  // COMPONENTS_OMNIBOX_BROWSER_OMNIBOX_TRIGGERED_FEATURE_SERVICE_H_