Rename tracing interfaces.

services/tracing/collector_impl.cc

-// 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.
-
-#include "services/tracing/collector_impl.h"
-
-namespace tracing {
-
-CollectorImpl::CollectorImpl(mojo::InterfaceRequest<TraceDataCollector> request,
-                             TraceDataSink* sink)
-    : sink_(sink), binding_(this, request.Pass()) {
-}
-
-CollectorImpl::~CollectorImpl() {
-}
-
-void CollectorImpl::TryRead() {
-  binding_.WaitForIncomingMethodCall(MojoDeadline(0));
-}
-
-mojo::Handle CollectorImpl::TraceDataCollectorHandle() const {
-  return binding_.handle();
-}
-
-void CollectorImpl::DataCollected(const mojo::String& json) {
-  sink_->AddChunk(json.To<std::string>());
-}
-
-}  // namespace tracing