Add risk data to getrealpan request.

components/autofill/core/browser/card_unmask_delegate.h

Index: components/autofill/core/browser/card_unmask_delegate.h
diff --git a/components/autofill/core/browser/card_unmask_delegate.h b/components/autofill/core/browser/card_unmask_delegate.h
index 0ce1a8758e84bc5b911dd734e13cb9f6b895bd4f..5cc664c7445bd931117e5236a013d405dc6ad846 100644
--- a/components/autofill/core/browser/card_unmask_delegate.h
+++ b/components/autofill/core/browser/card_unmask_delegate.h
@@ -5,17 +5,30 @@
 #ifndef COMPONENTS_AUTOFILL_CORE_BROWSER_CARD_UNMASK_DELEGATE_H_
 #define COMPONENTS_AUTOFILL_CORE_BROWSER_CARD_UNMASK_DELEGATE_H_
 
+#include <string>
+
 #include "base/strings/string16.h"
 
 namespace autofill {
 
 class CardUnmaskDelegate {
  public:
+  struct UnmaskResponse {
+    UnmaskResponse();
+    ~UnmaskResponse();
+
+    // User input data.
+    base::string16 cvc;
+    base::string16 exp_month;
+    base::string16 exp_year;
+
+    // Risk fingerprint.
+    std::string risk_data;
+  };
+
   // Called when the user has attempted a verification. Prompt is still
   // open at this point.
-  virtual void OnUnmaskResponse(const base::string16& cvc,
-                                const base::string16& exp_month,
-                                const base::string16& exp_year) = 0;
+  virtual void OnUnmaskResponse(const UnmaskResponse& response) = 0;
 
   // Called when the unmask prompt is closed (e.g., cancelled).
   virtual void OnUnmaskPromptClosed() = 0;