Remove shell::Connection* parameter to InterfaceFactory<T>::Create()

mash/init/init.cc

Index: mash/init/init.cc
diff --git a/mash/init/init.cc b/mash/init/init.cc
index b6c6179df339c7bddef7ab00799203aff101b243..db6b528c1d7bd44984abbe9e0dc68c2244a266a1 100644
--- a/mash/init/init.cc
+++ b/mash/init/init.cc
@@ -50,7 +50,8 @@ void Init::StopServicesForUser(const mojo::String& user_id) {
     user_services_.erase(it);
 }
 
-void Init::Create(shell::Connection* connection, mojom::InitRequest request) {
+void Init::Create(const shell::Identity& remote_identity,
+                  mojom::InitRequest request) {
   init_bindings_.AddBinding(this, std::move(request));
 }