Move //mojo/services tracing & catalog to //services

mojo/services/tracing/trace_recorder_impl.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 MOJO_SERVICES_TRACING_TRACE_RECORDER_IMPL_H_
-#define MOJO_SERVICES_TRACING_TRACE_RECORDER_IMPL_H_
-
-#include "base/macros.h"
-#include "mojo/public/cpp/bindings/binding.h"
-#include "mojo/public/cpp/bindings/string.h"
-#include "mojo/services/tracing/public/interfaces/tracing.mojom.h"
-#include "mojo/services/tracing/trace_data_sink.h"
-
-namespace tracing {
-
-class TraceRecorderImpl : public TraceRecorder {
- public:
-  TraceRecorderImpl(mojo::InterfaceRequest<TraceRecorder> request,
-                    TraceDataSink* sink);
-  ~TraceRecorderImpl() override;
-
-  // TryRead attempts to read a single chunk from the TraceRecorder pipe if one
-  // is available and passes it to the TraceDataSink. Returns immediately if no
-  // chunk is available.
-  void TryRead();
-
-  // TraceRecorderHandle returns the handle value of the TraceRecorder
-  // binding which can be used to wait until chunks are available.
-  mojo::Handle TraceRecorderHandle() const;
-
- private:
-  // tracing::TraceRecorder implementation.
-  void Record(const mojo::String& json) override;
-
-  TraceDataSink* sink_;
-  mojo::Binding<TraceRecorder> binding_;
-
-  DISALLOW_COPY_AND_ASSIGN(TraceRecorderImpl);
-};
-
-}  // namespace tracing
-
-#endif  // MOJO_SERVICES_TRACING_TRACE_RECORDER_IMPL_H_