Service Manager: Rework Service and ServiceContext lifetime

services/service_manager/public/cpp/lib/service.cc

 // Copyright 2014 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/service_manager/public/cpp/service.h"
 
-#include "services/service_manager/public/cpp/service_context.h"
-#include "services/service_manager/public/cpp/service_info.h"
-
 namespace service_manager {
 
-Service::Service() {}
 Service::~Service() {}
 
-void Service::OnStart(const ServiceInfo& info) {}
-
-bool Service::OnConnect(const ServiceInfo& remote_info,
-                        InterfaceRegistry* registry) {
-  return false;
-}
+void Service::OnStart(ServiceContext* context) {}
 
 bool Service::OnStop() { return true; }
 
-Connector* Service::connector() {
-  return context_->connector();
-}
-
-ServiceContext* Service::context() {
-  return context_.get();
-}
-
-void Service::set_context(std::unique_ptr<ServiceContext> context) {
-  context_ = std::move(context);
-}
-
 }  // namespace service_manager