Highlight fields we know to be invalid but have no way of locally checking.

chrome/browser/ui/autofill/autofill_dialog_controller.h

 // Copyright (c) 2012 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_AUTOFILL_AUTOFILL_DIALOG_CONTROLLER_H_
 #define CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_CONTROLLER_H_
 
 #include <vector>
 
 #include "base/string16.h"
@@ skipping 20 matching lines @@
 class ComboboxModel;
 class MenuModel;
 }
 
 namespace autofill {
 
 // This class defines the interface to the controller that the dialog view sees.
 class AutofillDialogController {
  public:
   enum ValidationType {
-    VALIDATE_EDIT,   // validate user edits. Allow for empty fields.
-    VALIDATE_FINAL,  // Full form validation. Mandatory fields can't be empty.
+    VALIDATE_SELECT,  // Validate existing suggestions (card might've expired).
+    VALIDATE_EDIT,    // Validate user edits. Allow for empty fields.
+    VALIDATE_FINAL,   // Full form validation. Mandatory fields can't be empty.
   };
 
   // Strings -------------------------------------------------------------------
 
   virtual string16 DialogTitle() const = 0;
   virtual string16 AccountChooserText() const = 0;
   virtual string16 SignInLinkText() const = 0;
   virtual string16 EditSuggestionText() const = 0;
   virtual string16 CancelButtonText() const = 0;
   virtual string16 ConfirmButtonText() const = 0;
@@ skipping 140 matching lines @@
   // The web contents that prompted the dialog.
   virtual content::WebContents* web_contents() = 0;
 
  protected:
   virtual ~AutofillDialogController();
 };
 
 }  // namespace autofill
 
 #endif  // CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_CONTROLLER_H_