unplugged-system/external/cronet/components/metrics/content/accessibility_metrics_provider.h

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1.2 KiB
C++

// Copyright 2019 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_METRICS_CONTENT_ACCESSIBILITY_METRICS_PROVIDER_H_
#define COMPONENTS_METRICS_CONTENT_ACCESSIBILITY_METRICS_PROVIDER_H_
#include "components/metrics/metrics_provider.h"
namespace metrics {
////////////////////////////////////////////////////////////////////////////////
//
// AccessibilityMetricsProvider
//
// A class used to provide frequent signals for AT or accessibility usage
// histograms on Win, Mac and Android, enable accurate counting of unique users.
//
////////////////////////////////////////////////////////////////////////////////
class AccessibilityMetricsProvider : public metrics::MetricsProvider {
public:
AccessibilityMetricsProvider();
AccessibilityMetricsProvider(const AccessibilityMetricsProvider&) = delete;
AccessibilityMetricsProvider& operator=(const AccessibilityMetricsProvider&) =
delete;
~AccessibilityMetricsProvider() override;
// MetricsProvider:
void ProvideCurrentSessionData(
metrics::ChromeUserMetricsExtension* uma_proto) override;
};
} // namespace metrics
#endif // COMPONENTS_METRICS_CONTENT_ACCESSIBILITY_METRICS_PROVIDER_H_