Rename mojo: to service:

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 5618c8a339472ec3eb5350243220ed9b093e6ff2..0ec6d5b06d3f194227eb19c8fe011d408e7b90a9 100644
--- a/mash/example/window_type_launcher/window_type_launcher.cc
+++ b/mash/example/window_type_launcher/window_type_launcher.cc
@@ -369,15 +369,15 @@ class WindowTypeLauncherView : public views::WidgetDelegateView,
       NOTIMPLEMENTED();
     } else if (sender == lock_button_) {
       mash::session::mojom::SessionPtr session;
-      connector_->ConnectToInterface("mojo:mash_session", &session);
+      connector_->ConnectToInterface("service:mash_session", &session);
       session->LockScreen();
     } else if (sender == logout_button_) {
       mash::session::mojom::SessionPtr session;
-      connector_->ConnectToInterface("mojo:mash_session", &session);
+      connector_->ConnectToInterface("service:mash_session", &session);
       session->Logout();
     } else if (sender == switch_user_button_) {
       mash::session::mojom::SessionPtr session;
-      connector_->ConnectToInterface("mojo:mash_session", &session);
+      connector_->ConnectToInterface("service:mash_session", &session);
       session->SwitchUser();
     } else if (sender == widgets_button_) {
       NOTIMPLEMENTED();