[Web Payments] Add data attribution string to dialog

components/payments/content/payment_request.cc

 // 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.
 
 #include "components/payments/content/payment_request.h"
 
 #include <string>
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 #include "components/payments/content/can_make_payment_query_factory.h"
 #include "components/payments/content/origin_security_checker.h"
 #include "components/payments/content/payment_details_validation.h"
 #include "components/payments/content/payment_request_web_contents_manager.h"
 #include "components/payments/core/can_make_payment_query.h"
+#include "components/payments/core/payment_prefs.h"
+#include "components/prefs/pref_service.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/web_contents.h"
 
 namespace payments {
 
 PaymentRequest::PaymentRequest(
     content::RenderFrameHost* render_frame_host,
     content::WebContents* web_contents,
     std::unique_ptr<PaymentRequestDelegate> delegate,
@@ skipping 132 matching lines @@
 
 void PaymentRequest::Complete(mojom::PaymentComplete result) {
   if (!client_.is_bound())
     return;
 
   if (result != mojom::PaymentComplete::SUCCESS) {
     delegate_->ShowErrorMessage();
   } else {
     journey_logger_.RecordJourneyStatsHistograms(
         JourneyLogger::COMPLETION_STATUS_COMPLETED);
+    delegate_->GetPrefService()->SetBoolean(kPaymentsFirstTransactionCompleted,
+                                            true);
     // When the renderer closes the connection,
     // PaymentRequest::OnConnectionTerminated will be called.
     client_->OnComplete();
   }
 }
 
 void PaymentRequest::CanMakePayment() {
   bool can_make_payment = state()->CanMakePayment();
   if (delegate_->IsIncognito()) {
     client_->OnCanMakePayment(
@@ skipping 69 matching lines @@
   if (observer_for_testing_)
     observer_for_testing_->OnConnectionTerminated();
   manager_->DestroyRequest(this);
 }
 
 void PaymentRequest::Pay() {
   state_->GeneratePaymentResponse();
 }
 
 }  // namespace payments