Monitor the ShellClient binding for pipe closure as a signal to shut down the ShellConnection, rath…

mojo/shell/tests/connect/connect_test_package.cc

Index: mojo/shell/tests/connect/connect_test_package.cc
diff --git a/mojo/shell/tests/connect/connect_test_package.cc b/mojo/shell/tests/connect/connect_test_package.cc
index 0e435d10876ba765e493ba26da5e0d108b60aa99..91b6aa286ae1ea5a50bac452a5d27ea77b03d56a 100644
--- a/mojo/shell/tests/connect/connect_test_package.cc
+++ b/mojo/shell/tests/connect/connect_test_package.cc
@@ -148,12 +148,11 @@ class ConnectTestShellClient
     connection->AddInterface<test::mojom::ConnectTestService>(this);
     return true;
   }
-  bool ShellConnectionLost() override {
+  void ShellConnectionLost() override {
     if (base::MessageLoop::current() &&
         base::MessageLoop::current()->is_running()) {
       base::MessageLoop::current()->QuitWhenIdle();
     }
-    return true;
   }
 
   // InterfaceFactory<mojom::ShellClientFactory>: