[Payments] Improve the closing of the PR dialog.

chrome/browser/ui/views/payments/order_summary_view_controller.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 "chrome/browser/ui/views/payments/order_summary_view_controller.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
-#include "chrome/browser/ui/views/payments/payment_request_dialog.h"
+#include "chrome/browser/ui/views/payments/payment_request_dialog_view.h"
 #include "chrome/browser/ui/views/payments/payment_request_views_util.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/payments/currency_formatter.h"
 #include "components/payments/payment_request.h"
 #include "components/strings/grit/components_strings.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/font.h"
 #include "ui/views/border.h"
 #include "ui/views/controls/label.h"
 #include "ui/views/controls/styled_label.h"
@@ skipping 42 matching lines @@
   amount_label->SizeToFit(0);
   layout->AddView(amount_label.release());
 
   return row;
 }
 
 }  // namespace
 
 OrderSummaryViewController::OrderSummaryViewController(
     PaymentRequest* request,
-    PaymentRequestDialog* dialog)
+    PaymentRequestDialogView* dialog)
     : PaymentRequestSheetController(request, dialog) {}
 
 OrderSummaryViewController::~OrderSummaryViewController() {}
 
 std::unique_ptr<views::View> OrderSummaryViewController::CreateView() {
   std::unique_ptr<views::View> content_view = base::MakeUnique<views::View>();
 
   views::BoxLayout* layout = new views::BoxLayout(
       views::BoxLayout::kVertical, 0, 0, 0);
   layout->set_main_axis_alignment(views::BoxLayout::MAIN_AXIS_ALIGNMENT_START);
@@ skipping 39 matching lines @@
       break;
     case static_cast<int>(PaymentRequestCommonTags::BACK_BUTTON_TAG):
       dialog()->GoBack();
       break;
     default:
       NOTREACHED();
   }
 }
 
 }  // namespace payments