Add secure/httpOnly attributes to the lang cookie (#9690) (#14279)

routers/routes/macaron.go

@@ -89,6 +89,8 @@ func NewMacaron() *macaron.Macaron {
 		Names:          setting.Names,
 		DefaultLang:    "en-US",
 		Redirect:       false,
+		CookieHttpOnly: true,
+		Secure:         setting.SessionConfig.Secure,
 		CookieDomain:   setting.SessionConfig.Domain,
 	}))
 	m.Use(cache.Cacher(cache.Options{