Prompt for unmasking Wallet credit card on Android

chrome/browser/ui/autofill/chrome_autofill_client.h

Index: chrome/browser/ui/autofill/chrome_autofill_client.h
diff --git a/chrome/browser/ui/autofill/chrome_autofill_client.h b/chrome/browser/ui/autofill/chrome_autofill_client.h
index 09d346a81f7be91f90a6f5c6e2d2ba8f71b7d553..3fbc8175365624e31d6167ac1b04ace7c1f37ed9 100644
--- a/chrome/browser/ui/autofill/chrome_autofill_client.h
+++ b/chrome/browser/ui/autofill/chrome_autofill_client.h
@@ -8,6 +8,7 @@
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/i18n/rtl.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/ui/zoom/zoom_observer.h"
 #include "components/autofill/core/browser/autofill_client.h"
@@ -26,6 +27,7 @@ class AutofillDialogController;
 class AutofillKeystoneBridgeWrapper;
 class AutofillPopupControllerImpl;
 class CreditCardScannerController;
+class InstrumentUnmaskPromptView;
 struct FormData;
 
 // Chrome implementation of AutofillClient.
@@ -46,6 +48,7 @@ class ChromeAutofillClient
   PrefService* GetPrefs() override;
   void HideRequestAutocompleteDialog() override;
   void ShowAutofillSettings() override;
+  void ShowUnmaskPrompt() override;
   void ConfirmSaveCreditCard(const AutofillMetrics& metric_logger,
                              const base::Closure& save_card_callback) override;
   bool HasCreditCardScanFeature() override;
@@ -96,12 +99,15 @@ class ChromeAutofillClient
   void UnregisterFromKeystoneNotifications();
 #endif  // defined(OS_MACOSX) && !defined(OS_IOS)
 
+  void OnUnmaskResponse(const base::string16& response);
+
   explicit ChromeAutofillClient(content::WebContents* web_contents);
   friend class content::WebContentsUserData<ChromeAutofillClient>;
 
   content::WebContents* const web_contents_;
   base::WeakPtr<AutofillDialogController> dialog_controller_;
   base::WeakPtr<AutofillPopupControllerImpl> popup_controller_;
+  scoped_ptr<InstrumentUnmaskPromptView> unmask_prompt_;
 
 #if defined(OS_MACOSX) && !defined(OS_IOS)
   // Listens to Keystone notifications and passes relevant ones on to the