chromium/components/page_load_metrics/browser/observers/use_counter_page_load_metrics_observer.h

// Copyright 2017 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_LOAD_METRICS_BROWSER_OBSERVERS_USE_COUNTER_PAGE_LOAD_METRICS_OBSERVER_H_
#define COMPONENTS_PAGE_LOAD_METRICS_BROWSER_OBSERVERS_USE_COUNTER_PAGE_LOAD_METRICS_OBSERVER_H_

#include <bitset>
#include <string>

#include "base/containers/flat_set.h"
#include "base/memory/raw_ptr.h"
#include "base/metrics/histogram.h"
#include "base/metrics/histogram_functions.h"
#include "base/no_destructor.h"
#include "components/page_load_metrics/browser/observers/use_counter/at_most_once_enum_uma_deferrer.h"
#include "components/page_load_metrics/browser/page_load_metrics_observer.h"
#include "third_party/blink/public/mojom/permissions_policy/permissions_policy_feature.mojom.h"
#include "third_party/blink/public/mojom/use_counter/metrics/css_property_id.mojom.h"
#include "third_party/blink/public/mojom/use_counter/metrics/web_feature.mojom.h"
#include "third_party/blink/public/mojom/use_counter/metrics/webdx_feature.mojom.h"
#include "third_party/blink/public/mojom/use_counter/use_counter_feature.mojom-forward.h"

class UseCounterMetricsRecorder { … };

// This class reports several use counters coming from Blink.
// For FencedFrames, it reports the use counters with a "FencedFrames" prefix.
class UseCounterPageLoadMetricsObserver
    : public page_load_metrics::PageLoadMetricsObserver { … };

#endif  // COMPONENTS_PAGE_LOAD_METRICS_BROWSER_OBSERVERS_USE_COUNTER_PAGE_LOAD_METRICS_OBSERVER_H_