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// 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_METRICS_COMPONENT_METRICS_PROVIDER_H_
#define COMPONENTS_METRICS_COMPONENT_METRICS_PROVIDER_H_
#include <vector>
#include "components/metrics/metrics_provider.h"
namespace component_updater {
struct ComponentInfo;
}
namespace metrics {
class SystemProfileProto;
// A delegate that returns a list of components that are loaded in the
// system.
class ComponentMetricsProviderDelegate {
public:
ComponentMetricsProviderDelegate() = default;
virtual ~ComponentMetricsProviderDelegate() = default;
virtual std::vector<component_updater::ComponentInfo> GetComponents() = 0;
};
// Stores and loads system information to prefs for stability logs.
class ComponentMetricsProvider : public MetricsProvider {
public:
explicit ComponentMetricsProvider(
std::unique_ptr<ComponentMetricsProviderDelegate>
components_info_delegate);
ComponentMetricsProvider(const ComponentMetricsProvider&) = delete;
ComponentMetricsProvider& operator=(const ComponentMetricsProvider&) = delete;
~ComponentMetricsProvider() override;
// MetricsProvider:
void ProvideSystemProfileMetrics(
SystemProfileProto* system_profile_proto) override;
private:
std::unique_ptr<ComponentMetricsProviderDelegate> components_info_delegate_;
};
} // namespace metrics
#endif // COMPONENTS_METRICS_COMPONENT_METRICS_PROVIDER_H_
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