Change text and disable empty combobox for payment request shipping address

chrome/browser/ui/views/payments/credit_card_editor_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/credit_card_editor_view_controller.h"
 
 #include <memory>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 317 matching lines @@
           *state()->GetPersonalDataManager(), state()->GetApplicationLocale(),
           credit_card_to_edit_ ? credit_card_to_edit_->billing_address_id()
                                : "");
     default:
       NOTREACHED();
       break;
   }
   return std::unique_ptr<ui::ComboboxModel>();
 }
 
+void CreditCardEditorViewController::FillContentView(
+    views::View* content_view) {
+  EditorViewController::FillContentView(content_view);
+  // We need to search from the content view here, since the dialog may not have
+  // the content view added to it yet.
+  views::Combobox* combobox = static_cast<views::Combobox*>(
+      content_view->GetViewByID(kBillingAddressType));
+  // When the combobox has a single item, it's because it has no addresses
+  // (otherwise, it would have the select header, and a separator before the
+  // first address to choose from).
+  DCHECK(combobox);
+  combobox->SetEnabled(combobox->GetRowCount() > 1);
+}
+
 base::string16 CreditCardEditorViewController::GetSheetTitle() {
   if (!credit_card_to_edit_)
     return l10n_util::GetStringUTF16(IDS_PAYMENTS_ADD_CARD);
 
   // Gets the completion message, or empty if nothing is missing from the card.
   base::string16 title = autofill::GetCompletionMessageForCard(
       autofill::GetCompletionStatusForCard(
           *credit_card_to_edit_, state()->GetApplicationLocale(),
           state()->GetPersonalDataManager()->GetProfiles()));
   return title.empty() ? l10n_util::GetStringUTF16(IDS_PAYMENTS_EDIT_CARD)
@@ skipping 81 matching lines @@
   controller_->DisplayErrorMessageForField(field_, displayed_message);
   return is_required_valid;
 }
 
 bool CreditCardEditorViewController::GetSheetId(DialogViewID* sheet_id) {
   *sheet_id = DialogViewID::CREDIT_CARD_EDITOR_SHEET;
   return true;
 }
 
 }  // namespace payments