[Payments] Record navigations that close the Payment Request as aborts.

components/payments/content/payment_request.h

 // 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.
 
 #ifndef COMPONENTS_PAYMENTS_CONTENT_PAYMENT_REQUEST_H_
 #define COMPONENTS_PAYMENTS_CONTENT_PAYMENT_REQUEST_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 61 matching lines @@
   // PaymentRequestState::Delegate:
   void OnPaymentResponseAvailable(mojom::PaymentResponsePtr response) override;
   void OnShippingOptionIdSelected(std::string shipping_option_id) override;
   void OnShippingAddressSelected(mojom::PaymentAddressPtr address) override;
 
   // Called when the user explicitely cancelled the flow. Will send a message
   // to the renderer which will indirectly destroy this object (through
   // OnConnectionTerminated).
   void UserCancelled();
 
+  // Called when the frame attached to this PaymentRequest is navigating away,
+  // but before the PaymentRequest is destroyed.
+  void DidStartNavigation(bool is_user_initiated);
+
   // As a result of a browser-side error or renderer-initiated mojo channel
   // closure (e.g. there was an error on the renderer side, or payment was
   // successful), this method is called. It is responsible for cleaning up,
   // such as possibly closing the dialog.
   void OnConnectionTerminated();
 
   // Called when the user clicks on the "Pay" button.
   void Pay();
 
   content::WebContents* web_contents() { return web_contents_; }
@@ skipping 14 matching lines @@
 
   // The RFC 6454 origin of the frame that has invoked PaymentRequest API. This
   // can be either the main frame or an iframe.
   const GURL frame_origin_;
 
   // May be null, must outlive this object.
   ObserverForTest* observer_for_testing_;
 
   JourneyLogger journey_logger_;
 
+  bool has_recorded_abort_reason_ = false;
+
   DISALLOW_COPY_AND_ASSIGN(PaymentRequest);
 };
 
 }  // namespace payments
 
 #endif  // COMPONENTS_PAYMENTS_CONTENT_PAYMENT_REQUEST_H_