[Payments] Add combobox support to editors.

chrome/browser/ui/views/payments/payment_request_interactive_uitest_base.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_INTERACTIVE_UITEST_BASE_H_
 #define CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_INTERACTIVE_UITEST_BASE_H_
 
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 68 matching lines @@
       content::WebContents* web_contents,
       mojo::InterfaceRequest<payments::mojom::PaymentRequest> request);
 
   // Click on a view from within the dialog and waits for an observed event
   // to be observed.
   void ClickOnDialogViewAndWait(DialogViewID view_id);
 
   // Setting the |value| in the textfield of a given |type|.
   void SetEditorTextfieldValue(const base::string16& value,
                                autofill::ServerFieldType type);
+  // Setting the |value| in the combobox of a given |type|.
+  void SetComboboxValue(const base::string16& value,
+                        autofill::ServerFieldType type);
 
   // Whether the editor textfield for the given |type| is currently in an
   // invalid state.
   bool IsEditorTextfieldInvalid(autofill::ServerFieldType type);
 
   // Sets proper animation delegates and waits for animation to finish.
   void WaitForAnimation();
 
   // Returns the text of the StyledLabel with the specific |view_id| that is a
   // child of the Payment Request dialog view.
@@ skipping 55 matching lines @@
   std::unique_ptr<net::EmbeddedTestServer> https_server_;
   // Weak, owned by the PaymentRequest object.
   TestChromePaymentRequestDelegate* delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(PaymentRequestInteractiveTestBase);
 };
 
 }  // namespace payments
 
 #endif  // CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_INTERACTIVE_UITEST_BASE_H_