[WebPayments] Making all fields and buttons focusable

chrome/browser/ui/views/payments/profile_list_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/profile_list_view_controller.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/ui/views/payments/payment_request_dialog_view.h"
 #include "chrome/browser/ui/views/payments/payment_request_dialog_view_ids.h"
 #include "chrome/browser/ui/views/payments/payment_request_row_view.h"
@@ skipping 373 matching lines @@
 ProfileListViewController::CreateExtraFooterView() {
   std::unique_ptr<views::View> extra_view = base::MakeUnique<views::View>();
 
   extra_view->SetLayoutManager(new views::BoxLayout(
       views::BoxLayout::kHorizontal, 0, 0, kPaymentRequestButtonSpacing));
 
   views::LabelButton* button = views::MdTextButton::CreateSecondaryUiButton(
       this, l10n_util::GetStringUTF16(GetSecondaryButtonTextId()));
   button->set_tag(GetSecondaryButtonTag());
   button->set_id(GetSecondaryButtonViewId());
+  button->SetFocusBehavior(views::View::FocusBehavior::ALWAYS);
   extra_view->AddChildView(button);
 
   return extra_view;
 }
 
 void ProfileListViewController::ButtonPressed(views::Button* sender,
                                               const ui::Event& event) {
   if (sender->tag() == GetSecondaryButtonTag())
     ShowEditor(nullptr);
   else
     PaymentRequestSheetController::ButtonPressed(sender, event);
 }
 
 }  // namespace payments