Delete the tracing service

services/tracing/recorder.h

-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef SERVICES_TRACING_RECORDER_H_
-#define SERVICES_TRACING_RECORDER_H_
-
-#include "base/macros.h"
-#include "mojo/public/cpp/bindings/binding.h"
-#include "services/tracing/data_sink.h"
-#include "services/tracing/public/interfaces/tracing.mojom.h"
-
-namespace tracing {
-
-class Recorder : public mojom::Recorder {
- public:
-  Recorder(mojom::RecorderRequest request, DataSink* sink);
-  ~Recorder() override;
-
-  // TryRead attempts to read a single chunk from the Recorder pipe if one is
-  // available and passes it to the DataSink. Returns immediately if no
-  // chunk is available.
-  void TryRead();
-
-  // RecorderHandle returns the handle value of the Recorder binding which can
-  // be used to wait until chunks are available.
-  mojo::Handle RecorderHandle() const;
-
- private:
-  // mojom::Recorder implementation.
-  void Record(const std::string& json) override;
-
-  DataSink* sink_;
-  mojo::Binding<mojom::Recorder> binding_;
-
-  DISALLOW_COPY_AND_ASSIGN(Recorder);
-};
-
-}  // namespace tracing
-
-#endif  // SERVICES_TRACING_RECORDER_H_