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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef COMPONENTS_METRICS_CALL_STACK_PROFILE_METRICS_PROVIDER_H_ | 5 #ifndef COMPONENTS_METRICS_CALL_STACK_PROFILE_METRICS_PROVIDER_H_ |
6 #define COMPONENTS_METRICS_CALL_STACK_PROFILE_METRICS_PROVIDER_H_ | 6 #define COMPONENTS_METRICS_CALL_STACK_PROFILE_METRICS_PROVIDER_H_ |
7 | 7 |
8 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "base/memory/ref_counted.h" | 10 #include "base/memory/ref_counted.h" |
11 #include "base/profiler/stack_sampling_profiler.h" | 11 #include "base/profiler/stack_sampling_profiler.h" |
12 #include "components/metrics/metrics_provider.h" | 12 #include "components/metrics/metrics_provider.h" |
13 | 13 |
14 namespace metrics { | 14 namespace metrics { |
15 class ChromeUserMetricsExtension; | 15 class ChromeUserMetricsExtension; |
16 | 16 |
17 // Performs metrics logging for the stack sampling profiler. | 17 // Performs metrics logging for the stack sampling profiler. |
18 class CallStackProfileMetricsProvider : public MetricsProvider { | 18 class CallStackProfileMetricsProvider : public MetricsProvider { |
19 public: | 19 public: |
20 // The event that triggered the profile collection. | 20 // The event that triggered the profile collection. |
| 21 // This enum should be kept in sync with content/common/profiled_stack_state.h |
21 enum Trigger { | 22 enum Trigger { |
22 UNKNOWN, | 23 UNKNOWN, |
23 PROCESS_STARTUP, | 24 PROCESS_STARTUP, |
24 JANKY_TASK, | 25 JANKY_TASK, |
25 THREAD_HUNG | 26 THREAD_HUNG, |
| 27 TRIGGER_LAST = THREAD_HUNG |
26 }; | 28 }; |
27 | 29 |
28 // Parameters to pass back to the metrics provider. | 30 // Parameters to pass back to the metrics provider. |
29 struct Params { | 31 struct Params { |
30 explicit Params(Trigger trigger); | 32 explicit Params(Trigger trigger); |
31 Params(Trigger trigger, bool preserve_sample_ordering); | 33 Params(Trigger trigger, bool preserve_sample_ordering); |
32 | 34 |
33 // The triggering event. | 35 // The triggering event. |
34 Trigger trigger; | 36 Trigger trigger; |
35 | 37 |
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71 // Returns true if reporting of profiles is enabled according to the | 73 // Returns true if reporting of profiles is enabled according to the |
72 // controlling Finch field trial. | 74 // controlling Finch field trial. |
73 static bool IsReportingEnabledByFieldTrial(); | 75 static bool IsReportingEnabledByFieldTrial(); |
74 | 76 |
75 DISALLOW_COPY_AND_ASSIGN(CallStackProfileMetricsProvider); | 77 DISALLOW_COPY_AND_ASSIGN(CallStackProfileMetricsProvider); |
76 }; | 78 }; |
77 | 79 |
78 } // namespace metrics | 80 } // namespace metrics |
79 | 81 |
80 #endif // COMPONENTS_METRICS_CALL_STACK_PROFILE_METRICS_PROVIDER_H_ | 82 #endif // COMPONENTS_METRICS_CALL_STACK_PROFILE_METRICS_PROVIDER_H_ |
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