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diff --git a/src/tracing/internal/in_process_tracing_backend.h b/src/tracing/internal/in_process_tracing_backend.h
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-/*
- * Copyright (C) 2019 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef SRC_TRACING_INTERNAL_IN_PROCESS_TRACING_BACKEND_H_
-#define SRC_TRACING_INTERNAL_IN_PROCESS_TRACING_BACKEND_H_
-
-#include "perfetto/tracing/tracing_backend.h"
-
-namespace perfetto {
-
-namespace base {
-class TaskRunner;
-}
-
-class Producer;
-class TracingService;
-
-namespace internal {
-
-// A built-in implementation of TracingBackend that creates a tracing service
-// instance in-process. Instantiated when the embedder calls
-// Tracing::Initialize(kInProcessBackend). Solves most in-app-only tracing
-// use-cases.
-class InProcessTracingBackend : public TracingBackend {
- public:
- static InProcessTracingBackend* GetInstance();
-
- // TracingBackend implementation.
- std::unique_ptr<ProducerEndpoint> ConnectProducer(
- const ConnectProducerArgs&) override;
- std::unique_ptr<ConsumerEndpoint> ConnectConsumer(
- const ConnectConsumerArgs&) override;
-
- private:
- InProcessTracingBackend();
- TracingService* GetOrCreateService(base::TaskRunner*);
-
- std::unique_ptr<TracingService> service_;
-};
-
-} // namespace internal
-} // namespace perfetto
-
-#endif // SRC_TRACING_INTERNAL_IN_PROCESS_TRACING_BACKEND_H_