Service Manager: Remove ServiceContext* arg from Service::OnStart()

components/leveldb/leveldb_app.cc

 // Copyright 2016 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 "components/leveldb/leveldb_app.h"
 
 #include "base/threading/thread_task_runner_handle.h"
 #include "components/leveldb/leveldb_service_impl.h"
 #include "services/service_manager/public/cpp/interface_registry.h"
 #include "services/service_manager/public/cpp/service_context.h"
 
 namespace leveldb {
 
 LevelDBApp::LevelDBApp() {}
 
 LevelDBApp::~LevelDBApp() {}
 
-void LevelDBApp::OnStart(service_manager::ServiceContext* context) {
-  tracing_.Initialize(context->connector(), context->identity().name());
+void LevelDBApp::OnStart() {
+  tracing_.Initialize(context()->connector(), context()->identity().name());
 }
 
 bool LevelDBApp::OnConnect(const service_manager::ServiceInfo& remote_info,
                            service_manager::InterfaceRegistry* registry) {
   registry->AddInterface<mojom::LevelDBService>(this);
   return true;
 }
 
 void LevelDBApp::Create(const service_manager::Identity& remote_identity,
                         leveldb::mojom::LevelDBServiceRequest request) {
   if (!service_)
     service_.reset(new LevelDBServiceImpl(base::ThreadTaskRunnerHandle::Get()));
   bindings_.AddBinding(service_.get(), std::move(request));
 }
 
 }  // namespace leveldb