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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef IOS_CHROME_BROWSER_METRICS_CHROME_STABILITY_METRICS_PROVIDER_H_
#define IOS_CHROME_BROWSER_METRICS_CHROME_STABILITY_METRICS_PROVIDER_H_
#include "base/basictypes.h"
#include "base/metrics/user_metrics.h"
#include "components/metrics/metrics_provider.h"
#include "components/metrics/stability_metrics_helper.h"
#include "ios/web/public/web_state/global_web_state_observer.h"
class PrefService;
// IOSChromeStabilityMetricsProvider gathers and logs Chrome-specific stability-
// related metrics.
class IOSChromeStabilityMetricsProvider : public metrics::MetricsProvider,
public web::GlobalWebStateObserver {
public:
explicit IOSChromeStabilityMetricsProvider(PrefService* local_state);
~IOSChromeStabilityMetricsProvider() override;
// metrics::MetricsDataProvider:
void OnRecordingEnabled() override;
void OnRecordingDisabled() override;
void ProvideStabilityMetrics(
metrics::SystemProfileProto* system_profile_proto) override;
void ClearSavedStabilityMetrics() override;
// web::GlobalWebStateObserver:
void WebStateDidStartLoading(web::WebState* web_state) override;
// Records a renderer process crash.
void LogRendererCrash();
private:
metrics::StabilityMetricsHelper helper_;
// True if recording is currently enabled.
bool recording_enabled_;
DISALLOW_COPY_AND_ASSIGN(IOSChromeStabilityMetricsProvider);
};
#endif // IOS_CHROME_BROWSER_METRICS_CHROME_STABILITY_METRICS_PROVIDER_H_
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