[Payments] Refactor into PaymentRequestState and Spec

chrome/browser/ui/views/payments/shipping_option_view_controller.cc

 // Copyright 2017 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 "chrome/browser/ui/views/payments/shipping_option_view_controller.h"
 
 #include "chrome/browser/ui/views/payments/payment_request_views_util.h"
 #include "components/payments/content/payment_request.h"
 
 namespace payments {
@@ skipping 24 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(ShippingOptionItem);
 };
 
 }  // namespace
 
 ShippingOptionViewController::ShippingOptionViewController(
     PaymentRequest* request,
     PaymentRequestDialogView* dialog)
     : PaymentRequestSheetController(request, dialog) {
-  for (const auto& option : request->details()->shipping_options) {
+  for (const auto& option : request->spec()->details().shipping_options) {
     shipping_option_list_.AddItem(base::MakeUnique<ShippingOptionItem>(
         option.get(), request, &shipping_option_list_,
-        option.get() == request->selected_shipping_option()));
+        option.get() == request->state()->selected_shipping_option()));
   }
 }
 
 ShippingOptionViewController::~ShippingOptionViewController() {}
 
 std::unique_ptr<views::View> ShippingOptionViewController::CreateView() {
   std::unique_ptr<views::View> list_view =
       shipping_option_list_.CreateListView();
   return CreatePaymentView(
-      CreateSheetHeaderView(
-          true,
-          GetShippingOptionSectionString(request()->options()->shipping_type),
-          this),
+      CreateSheetHeaderView(true,
+                            GetShippingOptionSectionString(
+                                request()->spec()->options().shipping_type),
+                            this),
       std::move(list_view));
 }
 
 std::unique_ptr<views::View>
 ShippingOptionViewController::CreateExtraFooterView() {
   return nullptr;
 }
 
 }  // namespace payments