Change the behavior of the [X] Save details to Wallet checkbox notification to:

chrome/browser/ui/autofill/autofill_dialog_view.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_VIEW_H_
 #define CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_VIEW_H_
 
 #include "chrome/browser/ui/autofill/autofill_dialog_controller.h"
 
 namespace content {
@@ skipping 31 matching lines @@
   virtual void GetUserInput(DialogSection section, DetailOutputMap* output) = 0;
 
   // Gets the CVC value the user typed to go along with the stored credit card
   // data. If the user is inputing credit card data from scratch, this is not
   // relevant.
   virtual string16 GetCvc() = 0;
 
   // Returns the state of the "use billing address for shipping" checkbox.
   virtual bool UseBillingForShipping() = 0;
 
-  // Returns true if current input should be saved in Wallet (if it differs).
-  virtual bool SaveDetailsInWallet() = 0;
-
   // Returns true if new or edited autofill details should be saved.
   virtual bool SaveDetailsLocally() = 0;
 
   // Triggers dialog to sign in to Google.
   // Returns a NotificationSource to be used to monitor for sign-in completion.
   virtual const content::NavigationController* ShowSignIn() = 0;
 
   // Closes out any signin UI and returns to normal operation.
   virtual void HideSignIn() = 0;
 
@@ skipping 11 matching lines @@
   virtual void CancelForTesting() = 0;
 
   // Factory function to create the dialog (implemented once per view
   // implementation). |controller| will own the created dialog.
   static AutofillDialogView* Create(AutofillDialogController* controller);
 };
 
 }  // namespace autofill
 
 #endif  // CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_VIEW_H_