[Payments] Adjust the UI fit the mocks better

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 <memory>
 #include <unordered_map>
 #include <vector>
@@ skipping 64 matching lines @@
   using ComboboxMap =
       std::unordered_map<ValidatingCombobox*, const EditorField>;
 
   // Does not take ownership of the arguments, which should outlive this object.
   EditorViewController(PaymentRequest* request,
                        PaymentRequestDialogView* dialog);
   ~EditorViewController() override;
 
   // PaymentRequestSheetController:
   std::unique_ptr<views::View> CreateView() override;
+  std::unique_ptr<views::View> CreateLeadingFooterView() override;
 
   virtual std::unique_ptr<views::View> CreateHeaderView() = 0;
   // Returns the field definitions used to build the UI.
   virtual std::vector<EditorField> GetFieldDefinitions() = 0;
   // Validates the data entered and attempts to save; returns true on success.
   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;
@@ skipping 29 matching lines @@
   // long as the input field is visible.
   TextFieldsMap text_fields_;
   ComboboxMap comboboxes_;
 
   DISALLOW_COPY_AND_ASSIGN(EditorViewController);
 };
 
 }  // namespace payments
 
 #endif  // CHROME_BROWSER_UI_VIEWS_PAYMENTS_EDITOR_VIEW_CONTROLLER_H_