[Web Payments] UI tweaks to desktop editors

chrome/browser/ui/views/payments/editor_view_controller.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_EDITOR_VIEW_CONTROLLER_H_
 #define CHROME_BROWSER_UI_VIEWS_PAYMENTS_EDITOR_VIEW_CONTROLLER_H_
 
 #include <map>
 #include <memory>
 #include <tuple>
@@ skipping 111 matching lines @@
   virtual bool ValidateModelAndSave() = 0;
   // Creates a ValidationDelegate which knows how to validate for a given
   // |field| definition.
   virtual std::unique_ptr<ValidationDelegate> CreateValidationDelegate(
       const EditorField& field) = 0;
   virtual std::unique_ptr<ui::ComboboxModel> GetComboboxModelForType(
       const autofill::ServerFieldType& type) = 0;
 
   // PaymentRequestSheetController;
   std::unique_ptr<views::Button> CreatePrimaryButton() override;
+  base::string16 GetSecondaryButtonLabel() override;
   void FillContentView(views::View* content_view) override;
-  std::unique_ptr<views::View> CreateExtraFooterView() override;
 
   // views::ComboboxListener:
   void OnPerformAction(views::Combobox* combobox) override;
 
   // Update the editor view by removing all it's child views and recreating
   // the input fields returned by GetFieldDefinitions. Note that
   // CreateEditorView MUST have been called at least once before calling
   // UpdateEditorView.
   virtual void UpdateEditorView();
 
@@ skipping 30 matching lines @@
 
   // Identifies where to go back when the editing completes successfully.
   BackNavigationType back_navigation_type_;
 
   DISALLOW_COPY_AND_ASSIGN(EditorViewController);
 };
 
 }  // namespace payments
 
 #endif  // CHROME_BROWSER_UI_VIEWS_PAYMENTS_EDITOR_VIEW_CONTROLLER_H_