[NavBar] Fix custom title view on iOS 11. (#2437)
[NavBar] Fix custom title view on iOS 11. (#2437)


material-components/material-components-ios,sigito/material-components-ios,randallli/material-components-ios,material-components/material-components-ios,samnm/material-components-ios,willlarche/material-components-ios,randallli/material-components-ios,randallli/material-components-ios,willlarche/material-components-ios,sigito/material-components-ios,randallli/material-components-ios,sigito/material-components-ios,samnm/material-components-ios,sigito/material-components-ios,willlarche/material-components-ios,material-components/material-components-ios,sigito/material-components-ios,randallli/material-components-ios,material-components/material-components-ios,randallli/material-components-ios,samnm/material-components-ios,samnm/material-components-ios,willlarche/material-components-ios,samnm/material-components-ios,willlarche/material-components-ios,material-components/material-components-ios