| // Copyright 2018 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/audio/traced_service_ref.h" |
| |
| #include <utility> |
| |
| #include "base/trace_event/trace_event.h" |
| #include "services/service_manager/public/cpp/service_context_ref.h" |
| |
| namespace audio { |
| |
| TracedServiceRef::TracedServiceRef() : trace_name_("") {} |
| |
| TracedServiceRef::TracedServiceRef( |
| std::unique_ptr<service_manager::ServiceContextRef> context_ref, |
| const char* trace_name) |
| : context_ref_(std::move(context_ref)), trace_name_(trace_name) { |
| if (context_ref_) |
| TRACE_EVENT_NESTABLE_ASYNC_BEGIN0("audio", trace_name_, context_ref_.get()); |
| } |
| |
| TracedServiceRef::TracedServiceRef(TracedServiceRef&& other) { |
| std::swap(context_ref_, other.context_ref_); |
| std::swap(trace_name_, other.trace_name_); |
| } |
| |
| TracedServiceRef& TracedServiceRef::operator=(TracedServiceRef&& other) { |
| std::swap(context_ref_, other.context_ref_); |
| std::swap(trace_name_, other.trace_name_); |
| return *this; |
| } |
| |
| TracedServiceRef::~TracedServiceRef() { |
| if (context_ref_) |
| TRACE_EVENT_NESTABLE_ASYNC_END0("audio", trace_name_, context_ref_.get()); |
| } |
| |
| } // namespace audio |