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1 // Copyright (c) 2015 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 COMPONENTS_TRACING_STARTUP_TRACING_H_ | |
6 #define COMPONENTS_TRACING_STARTUP_TRACING_H_ | |
7 | |
8 #include "components/tracing/tracing_export.h" | |
9 | |
10 namespace tracing { | |
11 | |
12 // Enable startup tracing according to the trace config file. If the trace | |
13 // config file does not exist, it will do nothing. This is designed to be used | |
14 // by Telemetry. Telemetry will stop tracing via DevTools later. To avoid | |
15 // conflict, this should not be used when --trace-startup is enabled. | |
16 void TRACING_EXPORT EnableStartupTracingIfConfigFileExists(); | |
17 | |
18 } // namespace tracing | |
19 | |
20 #endif // COMPONENTS_TRACING_STARTUP_TRACING_H_ | |
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