Add checkbox to card unmasking prompt

chrome/browser/ui/autofill/card_unmask_prompt_controller.h

Index: chrome/browser/ui/autofill/card_unmask_prompt_controller.h
diff --git a/chrome/browser/ui/autofill/card_unmask_prompt_controller.h b/chrome/browser/ui/autofill/card_unmask_prompt_controller.h
index 85ef4a30cc079ee37695d12757b9f6db501059eb..ae0d02fd7d59e69aae0164f1856cd8c4dbe07c8c 100644
--- a/chrome/browser/ui/autofill/card_unmask_prompt_controller.h
+++ b/chrome/browser/ui/autofill/card_unmask_prompt_controller.h
@@ -19,7 +19,8 @@ class CardUnmaskPromptController {
   virtual void OnUnmaskDialogClosed() = 0;
   virtual void OnUnmaskResponse(const base::string16& cvc,
                                 const base::string16& exp_month,
-                                const base::string16& exp_year) = 0;
+                                const base::string16& exp_year,
+                                bool should_store_pan) = 0;
 
   // State.
   virtual content::WebContents* GetWebContents() = 0;
@@ -27,6 +28,7 @@ class CardUnmaskPromptController {
   virtual base::string16 GetInstructionsMessage() const = 0;
   virtual int GetCvcImageRid() const = 0;
   virtual bool ShouldRequestExpirationDate() const = 0;
+  virtual bool ShouldOfferToStoreLocally(bool* default_choice) const = 0;
   virtual bool InputTextIsValid(const base::string16& input_text) const = 0;
 };