[WebPayments] Start populating the Payment Sheet.

chrome/browser/ui/views/payments/order_summary_view_controller.h

Index: chrome/browser/ui/views/payments/order_summary_view_controller.h
diff --git a/chrome/browser/ui/views/payments/order_summary_view_controller.h b/chrome/browser/ui/views/payments/order_summary_view_controller.h
index e7d3ff61f96d68d26e8fdc028a60d7da1911ac5f..789ad7738ed54033ea0627126135118a9c7c4e71 100644
--- a/chrome/browser/ui/views/payments/order_summary_view_controller.h
+++ b/chrome/browser/ui/views/payments/order_summary_view_controller.h
@@ -7,7 +7,7 @@
 
 #include "base/macros.h"
 #include "chrome/browser/ui/views/payments/payment_request_sheet_controller.h"
-#include "ui/views/controls/button/button.h"
+#include "ui/views/controls/button/vector_icon_button_delegate.h"
 
 namespace payments {
 
@@ -17,7 +17,7 @@ class PaymentRequestDialog;
 // The PaymentRequestSheetController subtype for the Order Summary screen of the
 // Payment Request flow.
 class OrderSummaryViewController : public PaymentRequestSheetController,
-                                   public views::ButtonListener {
+                                   public views::VectorIconButtonDelegate {
  public:
   // Does not take ownership of the arguments, which should outlive this object.
   OrderSummaryViewController(PaymentRequestImpl* impl,
@@ -28,7 +28,7 @@ class OrderSummaryViewController : public PaymentRequestSheetController,
   std::unique_ptr<views::View> CreateView() override;
 
  private:
-  // views::ButtonListener:
+  // views::VectorIconButtonDelegate:
   void ButtonPressed(views::Button* sender, const ui::Event& event) override;
 
   DISALLOW_COPY_AND_ASSIGN(OrderSummaryViewController);