services/ui: Remove unused connector argument

ui/views/mus/window_manager_connection.cc

Index: ui/views/mus/window_manager_connection.cc
diff --git a/ui/views/mus/window_manager_connection.cc b/ui/views/mus/window_manager_connection.cc
index 6ad419589a43415de1d3844bf96a35fe703cff41..2389915defdd9aae355fff84a285c6e9f20683d9 100644
--- a/ui/views/mus/window_manager_connection.cc
+++ b/ui/views/mus/window_manager_connection.cc
@@ -91,7 +91,7 @@ NativeWidget* WindowManagerConnection::CreateNativeWidgetMus(
   NativeWidgetMus::ConfigurePropertiesForNewWindow(init_params, &properties);
   properties[ui::mojom::WindowManager::kAppID_Property] =
       mojo::ConvertTo<std::vector<uint8_t>>(identity_.name());
-  return new NativeWidgetMus(delegate, connector_, NewWindow(properties),
+  return new NativeWidgetMus(delegate, NewWindow(properties),
                              ui::mojom::SurfaceType::DEFAULT);
 }