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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef BLIMP_ENGINE_APP_BLIMP_STABILITY_METRICS_PROVIDER_H_ | |
| 6 #define BLIMP_ENGINE_APP_BLIMP_STABILITY_METRICS_PROVIDER_H_ | |
| 7 | |
| 8 #include "base/gtest_prod_util.h" | |
| 9 #include "base/macros.h" | |
| 10 #include "base/metrics/user_metrics.h" | |
| 11 #include "base/process/kill.h" | |
| 12 #include "components/metrics/metrics_provider.h" | |
| 13 #include "components/metrics/stability_metrics_helper.h" | |
| 14 #include "content/public/browser/browser_child_process_observer.h" | |
| 15 #include "content/public/browser/notification_observer.h" | |
| 16 #include "content/public/browser/notification_registrar.h" | |
| 17 | |
| 18 class PrefService; | |
| 19 | |
| 20 // BlimpStabilityMetricsProvider gathers and logs Blimp-specific stability- | |
| 21 // related metrics. | |
| 22 class BlimpStabilityMetricsProvider | |
| 23 : public metrics::MetricsProvider, | |
| 24 public content::BrowserChildProcessObserver, | |
| 25 public content::NotificationObserver { | |
| 26 public: | |
| 27 explicit BlimpStabilityMetricsProvider(PrefService* local_state); | |
| 28 ~BlimpStabilityMetricsProvider() override; | |
| 29 | |
| 30 // metrics::MetricsDataProvider: | |
| 31 void OnRecordingEnabled() override; | |
| 32 void OnRecordingDisabled() override; | |
| 33 void ProvideStabilityMetrics( | |
| 34 metrics::SystemProfileProto* system_profile_proto) override; | |
| 35 void ClearSavedStabilityMetrics() override; | |
| 36 | |
| 37 private: | |
| 38 FRIEND_TEST_ALL_PREFIXES(BlimpStabilityMetricsProviderTest, | |
| 39 BrowserChildProcessObserver); | |
| 40 FRIEND_TEST_ALL_PREFIXES(BlimpStabilityMetricsProviderTest, | |
| 41 NotificationObserver); | |
| 42 | |
| 43 // content::NotificationObserver: | |
| 44 void Observe(int type, | |
| 45 const content::NotificationSource& source, | |
| 46 const content::NotificationDetails& details) override; | |
| 47 | |
| 48 // content::BrowserChildProcessObserver: | |
| 49 void BrowserChildProcessCrashed( | |
| 50 const content::ChildProcessData& data, | |
| 51 int exit_code) override; | |
| 52 | |
| 53 metrics::StabilityMetricsHelper helper_; | |
| 54 | |
| 55 // Registrar for receiving stability-related notifications. | |
| 56 content::NotificationRegistrar registrar_; | |
| 57 | |
| 58 DISALLOW_COPY_AND_ASSIGN(BlimpStabilityMetricsProvider); | |
| 59 }; | |
| 60 | |
| 61 #endif // BLIMP_ENGINE_APP_BLIMP_STABILITY_METRICS_PROVIDER_H_ | |
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Chromium Code Reviews
Issue 2629743003:
Remove all blimp engine code (Closed)
