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

mash/example/window_type_launcher/window_type_launcher.cc

Index: mash/example/window_type_launcher/window_type_launcher.cc
diff --git a/mash/example/window_type_launcher/window_type_launcher.cc b/mash/example/window_type_launcher/window_type_launcher.cc
index 2c4a7e58ebaf709575d5cb73bfdb553a21f359fb..3eecdc394e6cf0968208744bc6f379f12dd1829a 100644
--- a/mash/example/window_type_launcher/window_type_launcher.cc
+++ b/mash/example/window_type_launcher/window_type_launcher.cc
@@ -516,7 +516,7 @@ void WindowTypeLauncher::Launch(uint32_t what, mash::mojom::LaunchMode how) {
   windows_.push_back(window);
 }
 
-void WindowTypeLauncher::Create(shell::Connection* connection,
+void WindowTypeLauncher::Create(const shell::Identity& remote_identity,
                                 mash::mojom::LaunchableRequest request) {
   bindings_.AddBinding(this, std::move(request));
 }