Download web payment manifests.

components/payments/payment_request.mojom

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 [JavaPackage="org.chromium.payments.mojom"]
 module payments.mojom;
 
 // The shipping address that the browser process provides to the renderer
 // process. Built either by the browser or a payment app.
 struct PaymentAddress {
@@ skipping 65 matching lines @@
   USER_CANCEL,
   NOT_SUPPORTED
 };
 
 enum CanMakePaymentQueryResult {
   CAN_MAKE_PAYMENT,
   CANNOT_MAKE_PAYMENT,
   QUERY_QUOTA_EXCEEDED
 };
 
+struct NativeAndroidPaymentAppManifestSection {
+  string package_name;
+  // Optional version number. 0 if not defined.
+  int64 version;
+  array<string>? sha256_cert_fingerprints;
+};
+
 interface PaymentRequestClient {
   OnShippingAddressChange(PaymentAddress address);
   OnShippingOptionChange(string shipping_option_id);
   OnPaymentResponse(PaymentResponse response);
   OnError(PaymentErrorReason error);
   OnComplete();
   OnAbort(bool aborted_successfully);
   OnCanMakePayment(CanMakePaymentQueryResult result);
+  ParsePaymentManifest(string content)
+      => (array<NativeAndroidPaymentAppManifestSection>? manifest);
 };
 
 struct PaymentItem {
   string label;
   PaymentCurrencyAmount amount;
   bool pending;
 };
 
 struct PaymentShippingOption {
   string id;
@@ skipping 110 matching lines @@
   Init(PaymentRequestClient client,
        array<PaymentMethodData> method_data,
        PaymentDetails details,
        PaymentOptions options);
   Show();
   UpdateWith(PaymentDetails details);
   Abort();
   Complete(PaymentComplete result);
   CanMakePayment();
 };