| Index: chrome/browser/chromeos/login/ui/login_display_host_impl.cc | 
| diff --git a/chrome/browser/chromeos/login/ui/login_display_host_impl.cc b/chrome/browser/chromeos/login/ui/login_display_host_impl.cc | 
| index 5a13b62717e8773897ac6e32c716d78ecfdb0c00..3f792e351ca22f542738e6e966b0ee1ba47625b8 100644 | 
| --- a/chrome/browser/chromeos/login/ui/login_display_host_impl.cc | 
| +++ b/chrome/browser/chromeos/login/ui/login_display_host_impl.cc | 
| @@ -1063,6 +1063,9 @@ void LoginDisplayHostImpl::InitLoginWindowAndView() { | 
| athena::ScreenManager::ContainerParams container_params( | 
| "LoginScreen", athena::CP_LOGIN_SCREEN); | 
| container_params.can_activate_children = true; | 
| +  container_params.block_events = true; | 
| +  container_params.modal_container_priority = | 
| +      athena::CP_LOGIN_SCREEN_SYSTEM_MODAL; | 
| login_screen_container_.reset( | 
| athena::ScreenManager::Get()->CreateContainer(container_params)); | 
| params.parent = login_screen_container_.get(); | 
|  |