Rename tracing interfaces.

services/tracing/collector_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 SERVICES_TRACING_COLLECTOR_IMPL_H_
-#define SERVICES_TRACING_COLLECTOR_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 "services/tracing/trace_data_sink.h"
-
-namespace tracing {
-
-class CollectorImpl : public TraceDataCollector {
- public:
-  CollectorImpl(mojo::InterfaceRequest<TraceDataCollector> request,
-                TraceDataSink* sink);
-  ~CollectorImpl() override;
-
-  // TryRead attempts to read a single chunk from the TraceDataCollector pipe if
-  // one is available and passes it to the TraceDataSink. Returns immediately if
-  // no chunk is available.
-  void TryRead();
-
-  // TraceDataCollectorHandle returns the handle value of the TraceDataCollector
-  // binding which can be used to wait until chunks are available.
-  mojo::Handle TraceDataCollectorHandle() const;
-
- private:
-  // tracing::TraceDataCollector implementation.
-  void DataCollected(const mojo::String& json) override;
-
-  TraceDataSink* sink_;
-  mojo::Binding<TraceDataCollector> binding_;
-
-  DISALLOW_COPY_AND_ASSIGN(CollectorImpl);
-};
-
-}  // namespace tracing
-
-#endif  // SERVICES_TRACING_COLLECTOR_IMPL_H_