[Payments] Add the "Cards accepted" row at the top of CC editor.

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

 // Copyright 2016 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_VIEWS_UTIL_H_
 #define CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_VIEWS_UTIL_H_
 
 #include <memory>
 #include <string>
 
 #include "base/strings/string16.h"
 
 namespace autofill {
 class AutofillProfile;
 }
 
 namespace views {
 class Border;
+class ImageView;
 class VectorIconButtonDelegate;
 class View;
 }
 
 namespace payments {
 
 constexpr int kPaymentRequestRowHorizontalInsets = 14;
 constexpr int kPaymentRequestRowVerticalInsets = 8;
 
 enum class PaymentRequestCommonTags {
@@ skipping 10 matching lines @@
 // true), a |title| label, and a right-aligned X close button. |delegate|
 // becomes the delegate for the back and close buttons.
 // +---------------------------+
 // | <- | Title            | X |
 // +---------------------------+
 std::unique_ptr<views::View> CreateSheetHeaderView(
     bool show_back_arrow,
     const base::string16& title,
     views::VectorIconButtonDelegate* delegate);
 
+// Returns a card image view for the given |card_type|. Includes a rounded rect
+// border. Callers need to set the size of the resulting ImageView.
+std::unique_ptr<views::ImageView> CreateCardIconView(
+    const std::string& card_type);
+
 // Represents formatting options for each of the different contexts in which an
 // Address label may be displayed.
 enum class AddressStyleType { SUMMARY, DETAILED };
 
 // Extracts and formats descriptive text from the given |profile| to represent
 // the address in the context specified by |type|.
 std::unique_ptr<views::View> GetShippingAddressLabel(
     AddressStyleType type,
     const std::string& locale,
     const autofill::AutofillProfile& profile);
 
 // Extracts and formats descriptive text from the given |profile| to represent
 // the contact info in the context specified by |type|. Includes/excludes name,
 // email, and phone fields according to the respective boolean fields.
 std::unique_ptr<views::View> GetContactInfoLabel(
     AddressStyleType type,
     const std::string& locale,
     const autofill::AutofillProfile& profile,
     bool show_payer_name,
     bool show_payer_email,
     bool show_payer_phone);
 
 // Creates a views::Border object that can paint the gray horizontal ruler used
 // as a separator between items in the Payment Request dialog.
 std::unique_ptr<views::Border> CreatePaymentRequestRowBorder();
 
 }  // namespace payments
 
 #endif  // CHROME_BROWSER_UI_VIEWS_PAYMENTS_PAYMENT_REQUEST_VIEWS_UTIL_H_