Eliminate OnConnect usage

services/identity/identity_service.cc

Index: services/identity/identity_service.cc
diff --git a/services/identity/identity_service.cc b/services/identity/identity_service.cc
index 1e780b4efc3654b0c8afe12f43a7ae29cb9bee13..1cb95dc9d2db726999d388361bed75e60fad97c5 100644
--- a/services/identity/identity_service.cc
+++ b/services/identity/identity_service.cc
@@ -6,22 +6,25 @@
 
 #include "services/identity/identity_manager.h"
 #include "services/service_manager/public/cpp/connection.h"
-#include "services/service_manager/public/cpp/interface_registry.h"
 #include "services/service_manager/public/cpp/service_context.h"
 
 namespace identity {
 
 IdentityService::IdentityService(SigninManagerBase* signin_manager)
-    : signin_manager_(signin_manager) {}
+    : signin_manager_(signin_manager) {
+  registry_.AddInterface<mojom::IdentityManager>(this);
+}
 
 IdentityService::~IdentityService() {}
 
 void IdentityService::OnStart() {}
 
-bool IdentityService::OnConnect(const service_manager::ServiceInfo& remote_info,
-                                service_manager::InterfaceRegistry* registry) {
-  registry->AddInterface<mojom::IdentityManager>(this);
-  return true;
+void IdentityService::OnBindInterface(
+    const service_manager::ServiceInfo& source_info,
+    const std::string& interface_name,
+    mojo::ScopedMessagePipeHandle interface_pipe) {
+  registry_.BindInterface(source_info.identity, interface_name,
+                          std::move(interface_pipe));
 }
 
 void IdentityService::Create(const service_manager::Identity& remote_identity,