getrealpan - Handle 401 Unauthorized

components/autofill/core/browser/wallet/real_pan_wallet_client.h

Index: components/autofill/core/browser/wallet/real_pan_wallet_client.h
diff --git a/components/autofill/core/browser/wallet/real_pan_wallet_client.h b/components/autofill/core/browser/wallet/real_pan_wallet_client.h
index 4331d8cc508237f12edf609a05394eb06d7859b6..82dc0b72d0664d3add9d23e9c63f41bb2892433d 100644
--- a/components/autofill/core/browser/wallet/real_pan_wallet_client.h
+++ b/components/autofill/core/browser/wallet/real_pan_wallet_client.h
@@ -8,6 +8,7 @@
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "components/autofill/core/browser/card_unmask_delegate.h"
+#include "components/autofill/core/browser/credit_card.h"
 #include "google_apis/gaia/oauth2_token_service.h"
 #include "net/url_request/url_fetcher_delegate.h"
 
@@ -20,8 +21,6 @@ class URLRequestContextGetter;
 
 namespace autofill {
 
-class CreditCard;
-
 namespace wallet {
 
 // RealPanWalletClient is modelled on WalletClient. Whereas the latter is used
@@ -70,8 +69,11 @@ class RealPanWalletClient : public net::URLFetcherDelegate,
   void OnGetTokenFailure(const OAuth2TokenService::Request* request,
                          const GoogleServiceAuthError& error) override;
 
+  // Creates |request_| from |card_| and |response_|.
+  void CreateRequest();
+
   // Initiates a new OAuth2 token request.
-  void StartTokenFetch();
+  void StartTokenFetch(bool invalidate_old);
 
   // Adds the token to |request_| and starts the request.
   void SetOAuth2TokenAndStartRequest();
@@ -83,6 +85,10 @@ class RealPanWalletClient : public net::URLFetcherDelegate,
   // of a request to Online Wallet.
   Delegate* const delegate_;  // must outlive |this|.
 
+  // The card and response for the latest unmask request.
+  CreditCard card_;
+  CardUnmaskDelegate::UnmaskResponse response_;
+
   // The current Wallet request object.
   scoped_ptr<net::URLFetcher> request_;
 
@@ -92,6 +98,9 @@ class RealPanWalletClient : public net::URLFetcherDelegate,
   // The OAuth2 token, or empty if not fetched.
   std::string access_token_;
 
+  // True if |this| has already retried due to a 401 response from the server.
+  bool has_retried_authorization_;
+
   base::WeakPtrFactory<RealPanWalletClient> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RealPanWalletClient);