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

services/navigation/navigation.h

Index: services/navigation/navigation.h
diff --git a/services/navigation/navigation.h b/services/navigation/navigation.h
index ba2ec84c9cf4590ca18322ddcd71b8d1bbff5aa0..a48a91b64f28eb98a64ecc6f3ab84f13bf1b7a37 100644
--- a/services/navigation/navigation.h
+++ b/services/navigation/navigation.h
@@ -30,7 +30,6 @@ class Navigation : public service_manager::Service, public mojom::ViewFactory {
 
  private:
   // service_manager::Service:
-  void OnStart(service_manager::ServiceContext* context) override;
   bool OnConnect(const service_manager::ServiceInfo& remote_info,
                  service_manager::InterfaceRegistry* registry) override;
 
@@ -43,8 +42,6 @@ class Navigation : public service_manager::Service, public mojom::ViewFactory {
 
   scoped_refptr<base::SequencedTaskRunner> view_task_runner_;
 
-  service_manager::ServiceContext* context_;
-
   std::string client_user_id_;
 
   service_manager::ServiceContextRefFactory ref_factory_;