Making Mandoline apps notice when all the objects they vended are gone so that it can terminate.

mojo/services/network/network_service_delegate.cc

Index: mojo/services/network/network_service_delegate.cc
diff --git a/mojo/services/network/network_service_delegate.cc b/mojo/services/network/network_service_delegate.cc
index 4884314046cf8f4cd5fd966232b768d65e43b46e..c6f4af5012a36ac56acca5a94fce7171552ce3ce 100644
--- a/mojo/services/network/network_service_delegate.cc
+++ b/mojo/services/network/network_service_delegate.cc
@@ -40,5 +40,9 @@ void NetworkServiceDelegate::Create(
     mojo::ApplicationConnection* connection,
     mojo::InterfaceRequest<mojo::NetworkService> request) {
   mojo::BindToRequest(
-      new mojo::NetworkServiceImpl(connection, context_.get()), &request);
+      new mojo::NetworkServiceImpl(
+          connection,
+          context_.get(),
+          app_lifetime_helper_.CreateAppRefCount()),
+      &request);
 }