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

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

Index: chrome/browser/ui/views/payments/credit_card_editor_view_controller_browsertest.cc
diff --git a/chrome/browser/ui/views/payments/credit_card_editor_view_controller_browsertest.cc b/chrome/browser/ui/views/payments/credit_card_editor_view_controller_browsertest.cc
index 245da2bab9680b788092f57bdb7e1857e564a8f3..4fc96048e44eb063707370d04d37059d0cca5a4e 100644
--- a/chrome/browser/ui/views/payments/credit_card_editor_view_controller_browsertest.cc
+++ b/chrome/browser/ui/views/payments/credit_card_editor_view_controller_browsertest.cc
@@ -54,8 +54,6 @@ IN_PROC_BROWSER_TEST_F(PaymentRequestCreditCardEditorTest, EnteringValidData) {
   EXPECT_EQ(0U, request->state()->available_instruments().size());
   EXPECT_EQ(nullptr, request->state()->selected_instrument());
 
-  OpenPaymentMethodScreen();
-
   OpenCreditCardEditorScreen();
 
   SetEditorTextfieldValue(base::ASCIIToUTF16("Bob Jones"),
@@ -97,8 +95,6 @@ IN_PROC_BROWSER_TEST_F(PaymentRequestCreditCardEditorTest, EnteringValidData) {
 IN_PROC_BROWSER_TEST_F(PaymentRequestCreditCardEditorTest, CancelFromEditor) {
   InvokePaymentRequestUI();
 
-  OpenPaymentMethodScreen();
-
   OpenCreditCardEditorScreen();
 
   ResetEventObserver(DialogEvent::DIALOG_CLOSED);
@@ -114,8 +110,6 @@ IN_PROC_BROWSER_TEST_F(PaymentRequestCreditCardEditorTest,
 
   InvokePaymentRequestUI();
 
-  OpenPaymentMethodScreen();
-
   OpenCreditCardEditorScreen();
 
   SetEditorTextfieldValue(base::ASCIIToUTF16("Bob Jones"),
@@ -147,8 +141,6 @@ IN_PROC_BROWSER_TEST_F(PaymentRequestCreditCardEditorTest,
 
   InvokePaymentRequestUI();
 
-  OpenPaymentMethodScreen();
-
   OpenCreditCardEditorScreen();
 
   // This field is required. Entering nothing and blurring out will show
@@ -183,8 +175,6 @@ IN_PROC_BROWSER_TEST_F(PaymentRequestCreditCardEditorTest,
 
   InvokePaymentRequestUI();
 
-  OpenPaymentMethodScreen();
-
   OpenCreditCardEditorScreen();
 
   SetEditorTextfieldValue(base::ASCIIToUTF16("Bob Jones"),
@@ -216,8 +206,6 @@ IN_PROC_BROWSER_TEST_F(PaymentRequestCreditCardEditorTest,
 
   InvokePaymentRequestUI();
 
-  OpenPaymentMethodScreen();
-
   OpenCreditCardEditorScreen();
 
   SetEditorTextfieldValue(base::ASCIIToUTF16("Bob Jones"),
@@ -251,8 +239,6 @@ IN_PROC_BROWSER_TEST_F(PaymentRequestCreditCardEditorTest,
 
   InvokePaymentRequestUI();
 
-  OpenPaymentMethodScreen();
-
   OpenCreditCardEditorScreen();
 
   SetEditorTextfieldValue(base::ASCIIToUTF16("Bob Jones"),
@@ -374,8 +360,6 @@ IN_PROC_BROWSER_TEST_F(PaymentRequestCreditCardEditorTest, EditingExpiredCard) {
 IN_PROC_BROWSER_TEST_F(PaymentRequestCreditCardEditorTest, EnteringEmptyData) {
   InvokePaymentRequestUI();
 
-  OpenPaymentMethodScreen();
-
   OpenCreditCardEditorScreen();
 
   // Setting empty data and unfocusing a required textfield will make it