chromium/services/tracing/public/cpp/perfetto/metadata_data_source.cc

// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "services/tracing/public/cpp/perfetto/metadata_data_source.h"

#include "base/trace_event/trace_event.h"
#include "base/tracing/trace_time.h"
#include "components/variations/active_field_trials.h"
#include "third_party/perfetto/protos/perfetto/common/data_source_descriptor.gen.h"
#include "third_party/perfetto/protos/perfetto/trace/chrome/chrome_metadata.pbzero.h"

#if BUILDFLAG(IS_ANDROID) && defined(OFFICIAL_BUILD)
#include "base/android/build_info.h"
#include "base/strings/string_number_conversions.h"
#endif

namespace tracing {

void MetadataDataSource::Register() { … }

void MetadataDataSource::OnStart(const StartArgs&) { … }

void MetadataDataSource::OnStop(const StopArgs&) { … }
}  // namespace tracing

PERFETTO_DEFINE_DATA_SOURCE_STATIC_MEMBERS_WITH_ATTRS(
    COMPONENT_EXPORT(TRACING_CPP),
    tracing::MetadataDataSource);