[Web Payments] Add "pencil" edit button to lists.

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

Index: chrome/browser/ui/views/payments/shipping_option_view_controller.cc
diff --git a/chrome/browser/ui/views/payments/shipping_option_view_controller.cc b/chrome/browser/ui/views/payments/shipping_option_view_controller.cc
index 1f786412f60c2fae9ed6704d16d6b9edc2151b0e..3b5222466d49018e67f6a2d933a75a1c0bd7528b 100644
--- a/chrome/browser/ui/views/payments/shipping_option_view_controller.cc
+++ b/chrome/browser/ui/views/payments/shipping_option_view_controller.cc
@@ -23,7 +23,11 @@ class ShippingOptionItem : public PaymentRequestItemList::Item {
                      PaymentRequestItemList* parent_list,
                      PaymentRequestDialogView* dialog,
                      bool selected)
-      : PaymentRequestItemList::Item(spec, state, parent_list, selected),
+      : PaymentRequestItemList::Item(spec,
+                                     state,
+                                     parent_list,
+                                     selected,
+                                     /*show_edit_button=*/false),
         shipping_option_(shipping_option),
         dialog_(dialog) {}
   ~ShippingOptionItem() override {}
@@ -59,6 +63,11 @@ class ShippingOptionItem : public PaymentRequestItemList::Item {
     NOTREACHED();
   }
 
+  void EditButtonPressed() override {
+    // This subclass doesn't display the edit button.
+    NOTREACHED();
+  }
+
   mojom::PaymentShippingOption* shipping_option_;
   PaymentRequestDialogView* dialog_;