[Web Payments] Go to editors directly when "Add" buttons are pressed

chrome/browser/ui/views/payments/payment_method_view_controller_browsertest.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 "base/strings/utf_string_conversions.h"
 #include "chrome/browser/ui/views/payments/payment_request_browsertest_base.h"
 #include "chrome/browser/ui/views/payments/payment_request_dialog_view_ids.h"
 #include "components/autofill/core/browser/autofill_test_utils.h"
 #include "components/autofill/core/browser/personal_data_manager.h"
 #include "components/payments/content/payment_request.h"
 #include "components/payments/content/payment_request_state.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace payments {
 
 class PaymentMethodViewControllerTest : public PaymentRequestBrowserTestBase {
  protected:
   PaymentMethodViewControllerTest()
       : PaymentRequestBrowserTestBase(
             "/payment_request_no_shipping_test.html") {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(PaymentMethodViewControllerTest);
 };
 
-IN_PROC_BROWSER_TEST_F(PaymentMethodViewControllerTest, EmptyList) {
-  InvokePaymentRequestUI();
-  OpenPaymentMethodScreen();
-
-  views::View* list_view = dialog_view()->GetViewByID(
-      static_cast<int>(DialogViewID::PAYMENT_METHOD_SHEET_LIST_VIEW));
-  EXPECT_TRUE(list_view);
-  EXPECT_FALSE(list_view->has_children());
-}
-
 IN_PROC_BROWSER_TEST_F(PaymentMethodViewControllerTest, OneCardSelected) {
   const autofill::CreditCard card = autofill::test::GetCreditCard();
   AddCreditCard(card);
 
   InvokePaymentRequestUI();
   OpenPaymentMethodScreen();
 
   PaymentRequest* request = GetPaymentRequests(GetActiveWebContents()).front();
   EXPECT_EQ(1U, request->state()->available_instruments().size());
 
@@ skipping 63 matching lines @@
   checkmark_view2 = list_view->child_at(1)->GetViewByID(
       static_cast<int>(DialogViewID::CHECKMARK_VIEW));
   EXPECT_FALSE(checkmark_view->visible());
   EXPECT_TRUE(checkmark_view2->visible());
 
   EXPECT_EQ(request->state()->available_instruments().back().get(),
             request->state()->selected_instrument());
 }
 
 }  // namespace payments