Focus first invalid field of payment request editor

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

Index: chrome/browser/ui/views/payments/payment_request_dialog_view.cc
diff --git a/chrome/browser/ui/views/payments/payment_request_dialog_view.cc b/chrome/browser/ui/views/payments/payment_request_dialog_view.cc
index 0a770a7cab61f6ed9511f1c24c0bcb78dcf19056..84699bab7b18dcd04a45f7f01c7cfb8598e074ab 100644
--- a/chrome/browser/ui/views/payments/payment_request_dialog_view.cc
+++ b/chrome/browser/ui/views/payments/payment_request_dialog_view.cc
@@ -84,6 +84,10 @@ PaymentRequestDialogView::PaymentRequestDialogView(
 
 PaymentRequestDialogView::~PaymentRequestDialogView() {}
 
+void PaymentRequestDialogView::RequestFocus() {
+  return view_stack_->RequestFocus();
+}
+
 ui::ModalType PaymentRequestDialogView::GetModalType() const {
   return ui::MODAL_TYPE_CHILD;
 }