service_manager: More consistent Service lifecycle API

services/tracing/service.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_SERVICE_H_
 #define SERVICES_TRACING_SERVICE_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 20 matching lines @@
                 public mojom::Collector,
                 public mojom::StartupPerformanceDataCollector {
  public:
   Service();
   ~Service() override;
 
  private:
   // service_manager::Service implementation.
   bool OnConnect(const service_manager::ServiceInfo& remote_info,
                  service_manager::InterfaceRegistry* registry) override;
-  bool OnStop() override;
+  bool OnServiceManagerConnectionLost() override;
 
   // service_manager::InterfaceFactory<mojom::Factory>:
   void Create(const service_manager::Identity& remote_identity,
               mojom::FactoryRequest request) override;
 
   // service_manager::InterfaceFactory<mojom::Collector>:
   void Create(const service_manager::Identity& remote_identity,
               mojom::CollectorRequest request) override;
 
   // service_manager::InterfaceFactory<mojom::StartupPerformanceDataCollector>:
@@ skipping 31 matching lines @@
   mojom::StartupPerformanceTimes startup_performance_times_;
   bool tracing_active_;
   std::string tracing_categories_;
 
   DISALLOW_COPY_AND_ASSIGN(Service);
 };
 
 }  // namespace tracing
 
 #endif  // SERVICES_TRACING_SERVICE_H_