Autofill wallet -- handle several classes of error in unmasking prompt.

chrome/browser/ui/autofill/card_unmask_prompt_controller_impl.h

 // Copyright 2014 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_CARD_UNMASK_PROMPT_CONTROLLER_IMPL_H_
 #define CHROME_BROWSER_UI_AUTOFILL_CARD_UNMASK_PROMPT_CONTROLLER_IMPL_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/ui/autofill/card_unmask_prompt_controller.h"
+#include "components/autofill/core/browser/autofill_client.h"
 #include "components/autofill/core/browser/card_unmask_delegate.h"
 #include "components/autofill/core/browser/credit_card.h"
 
 namespace autofill {
 
 class CardUnmaskPromptView;
 
 class CardUnmaskPromptControllerImpl : public CardUnmaskPromptController {
  public:
   explicit CardUnmaskPromptControllerImpl(content::WebContents* web_contents);
   virtual ~CardUnmaskPromptControllerImpl();
 
   // Functions called by ChromeAutofillClient.
   void ShowPrompt(const CreditCard& card,
                   base::WeakPtr<CardUnmaskDelegate> delegate);
   // The CVC the user entered went through validation.
-  void OnVerificationResult(bool success);
+  void OnVerificationResult(AutofillClient::GetRealPanResult result);
 
   // CardUnmaskPromptController implementation.
   void OnUnmaskDialogClosed() override;
   void OnUnmaskResponse(const base::string16& cvc,
                         const base::string16& exp_month,
                         const base::string16& exp_year,
                         bool should_store_pan) override;
 
   content::WebContents* GetWebContents() override;
   base::string16 GetWindowTitle() const override;
@@ skipping 20 matching lines @@
   CardUnmaskDelegate::UnmaskResponse pending_response_;
 
   base::WeakPtrFactory<CardUnmaskPromptControllerImpl> weak_pointer_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CardUnmaskPromptControllerImpl);
 };
 
 }  // namespace autofill
 
 #endif  // CHROME_BROWSER_UI_AUTOFILL_CARD_UNMASK_PROMPT_CONTROLLER_IMPL_H_