Bug 1539565 [wpt PR 16073] - Update interfaces/payment-method-basic-card.idl, a=testonly

Automatic update from web-platform-tests
Update interfaces/payment-method-basic-card.idl (#16073)

Source: https://github.com/tidoust/reffy-reports/blob/e47712b/whatwg/idl/payment-method-basic-card.idl
Build: https://travis-ci.org/tidoust/reffy-reports/builds/511332983
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wpt-commits: 1c7590ebf0089749876e4f197aa3c22100500e3e
wpt-pr: 16073

testing/web-platform/tests/interfaces/payment-method-basic-card.idl

@@ -8,16 +8,16 @@ dictionary BasicCardRequest {
 };
 
 dictionary BasicCardChangeDetails {
-  PaymentAddress? billingAddress;
+  PaymentAddress? billingAddress = null;
 };
 
 dictionary BasicCardResponse {
   required DOMString cardNumber;
-  DOMString cardholderName;
-  DOMString cardSecurityCode;
-  DOMString expiryMonth;
-  DOMString expiryYear;
-  PaymentAddress? billingAddress;
+  DOMString cardholderName = "";
+  DOMString cardSecurityCode = "";
+  DOMString expiryMonth = "";
+  DOMString expiryYear = "";
+  PaymentAddress? billingAddress = null;
 };
 
 dictionary BasicCardErrors {