fix permissions-policy-payment-extension.html to only check error name (

#45455)

* fix permissions-policy-payment-extension.html to only check error name

* Update payment-extension-allowed-by-permissions-policy-attribute.https.sub.html

permissions-policy/payment-extension-allowed-by-permissions-policy-attribute.https.sub.html

@@ -8,14 +8,12 @@
     var same_origin_src = '/permissions-policy/resources/permissions-policy-payment-extension.html';
     var cross_origin_src = 'https://{{domains[www]}}:{{ports[https][0]}}' +
       same_origin_src;
-    var feature_name = 'permissions policy "payment"';
+    var feature_name = 'WebAuthn "payment" extension';
     var header = 'allow="payment" attribute';
 
     promise_test(t => {
       return test_feature_availability_with_post_message_result(
-          t, cross_origin_src, "NotSupportedError#The 'payment' or 'publickey-credentials-create' features are not " +
-          "enabled in this document. Permissions Policy may be used to " +
-          "delegate Web Payment capabilities to cross-origin child frames.");
+          t, cross_origin_src, "NotSupportedError");
     }, feature_name + ' is not supported in cross-origin iframe without ' + header);
 
     promise_test(t => {

permissions-policy/resources/permissions-policy-payment-extension.html

@@ -53,7 +53,7 @@
     });
   } catch (e) {
     enabled = false;
-    name = e.name + '#' + e.message;
+    name = e.name;
   }
   parent.postMessage({ type: 'availability-result', enabled, name }, '*');
 }