Update interfaces/web-nfc.idl (#18305)

Source: https://github.com/tidoust/reffy-reports/blob/e0800bc/whatwg/idl/web-nfc.idl
Build: https://travis-ci.org/tidoust/reffy-reports/builds/568692798

Author: autofoolip

interfaces/web-nfc.idl

@@ -33,13 +33,7 @@ dictionary NDEFRecordInit {
   NDEFRecordData data;
 };
 
-enum NDEFRecordType {
-  "empty",
-  "text",
-  "url",
-  "json",
-  "opaque"
-};
+typedef DOMString NDEFRecordType;
 
 typedef (DOMString or ArrayBuffer or NDEFMessageInit) NDEFMessageSource;