163   std::unique_ptr<ProbesDataSource> data_source;  in SetupDataSource()  local
165     data_source = CreateFtraceDataSource(session_id, config);  in SetupDataSource()
167     data_source = CreateInodeFileDataSource(session_id, config);  in SetupDataSource()
169     data_source = CreateProcessStatsDataSource(session_id, config);  in SetupDataSource()
171     data_source = CreateSysStatsDataSource(session_id, config);  in SetupDataSource()
173     data_source = CreateAndroidPowerDataSource(session_id, config);  in SetupDataSource()
175     data_source = CreateAndroidLogDataSource(session_id, config);  in SetupDataSource()
177     data_source = CreatePackagesListDataSource(session_id, config);  in SetupDataSource()
179     data_source = CreateMetatraceDataSource(session_id, config);  in SetupDataSource()
181     data_source = CreateSystemInfoDataSource(session_id, config);  in SetupDataSource()
183     data_source = CreateInitialDisplayStateDataSource(session_id, config);  in SetupDataSource()
186   if (!data_source) {  in SetupDataSource()
191   session_data_sources_.emplace(session_id, data_source.get());  in SetupDataSource()
192   data_sources_[instance_id] = std::move(data_source);  in SetupDataSource()
205   ProbesDataSource* data_source = it->second.get();  in StartDataSource()  local
206   if (data_source->started)  in StartDataSource()
213   data_source->started = true;  in StartDataSource()
214   data_source->Start();  in StartDataSource()
245   std::unique_ptr<FtraceDataSource> data_source(new FtraceDataSource(  in CreateFtraceDataSource()  local
248   if (!ftrace_->AddDataSource(data_source.get())) {  in CreateFtraceDataSource()
252   return std::unique_ptr<ProbesDataSource>(std::move(data_source));  in CreateFtraceDataSource()
347   ProbesDataSource* data_source = it->second.get();  in StopDataSource()  local
351   if (data_source->descriptor == &MetatraceDataSource::descriptor)  in StopDataSource()
352     data_source->Flush(FlushRequestID{0}, [] {});  in StopDataSource()
356   TracingSessionID session_id = data_source->tracing_session_id;  in StopDataSource()
359     if (kv->second != data_source)  in StopDataSource()