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| 1 // Copyright 2014 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 CHROME_BROWSER_METRICS_PROFILER_METRICS_PROVIDER_H_ | |
| 6 #define CHROME_BROWSER_METRICS_PROFILER_METRICS_PROVIDER_H_ | |
| 7 | |
| 8 #include "base/basictypes.h" | |
| 9 #include "components/metrics/metrics_provider.h" | |
| 10 #include "components/metrics/proto/chrome_user_metrics_extension.pb.h" | |
| 11 | |
| 12 namespace tracked_objects { | |
| 13 struct ProcessDataSnapshot; | |
| 14 } | |
| 15 | |
| 16 // ProfilerMetricsProvider is responsible for filling out the |profiler_event| | |
| 17 // section of the UMA proto. | |
| 18 class ProfilerMetricsProvider : public metrics::MetricsProvider { | |
| 19 public: | |
| 20 ProfilerMetricsProvider(); | |
| 21 virtual ~ProfilerMetricsProvider(); | |
| 22 | |
| 23 // metrics::MetricsDataProvider: | |
| 24 virtual void ProvideGeneralMetrics( | |
| 25 metrics::ChromeUserMetricsExtension* uma_proto) OVERRIDE; | |
| 26 | |
| 27 // Records the passed profiled data, which should be a snapshot of the | |
| 28 // browser's profiled performance during startup for a single process. | |
| 29 void RecordProfilerData( | |
| 30 const tracked_objects::ProcessDataSnapshot& process_data, | |
| 31 int process_type); | |
| 32 | |
| 33 private: | |
| 34 // Saved cache of generated Profiler event protos, to be copied into the UMA | |
| 35 // proto when ProvideGeneralMetrics() is called. | |
| 36 metrics::ProfilerEventProto profiler_event_cache_; | |
| 37 | |
| 38 // True if this instance has recorded profiler data since the last call to | |
| 39 // ProvideGeneralMetrics(). | |
| 40 bool has_profiler_data_; | |
| 41 | |
| 42 DISALLOW_COPY_AND_ASSIGN(ProfilerMetricsProvider); | |
| 43 }; | |
| 44 | |
| 45 #endif // CHROME_BROWSER_METRICS_PROFILER_METRICS_PROVIDER_H_ | |
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