Implement PaymentRequestUpdateEvent

third_party/WebKit/public/platform/modules/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.mojom.payments"]
 module blink.mojom;
 
 // The shipping address that the browser process provides to the renderer
 // process. Built either by the browser or a payment app.
 struct ShippingAddress {
@@ skipping 85 matching lines @@
        // A JSON string built by the renderer from a JavaScript object that the
        // merchant website provides. The renderer uses
        // blink::JSONObject::toJSONString() to generate this string. The browser
        // parses the string via base::JSONParser and passes a part of the JSON
        // object to the payment app, for example Android Pay. There's no one
        // format for this object, so richer types cannot be used. A simple
        // example:
        //
        // {"https://android.com/pay": {"gateway": "stripe"}}
        string stringified_data);
+  UpdateWith(PaymentDetails details);
   Abort();
   Complete(bool success);
 };