[Web Payments] Re-add extra view in the footer.

components/payments/payment_request.cc

 // Copyright 2016 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.
 
 #include "components/payments/payment_request.h"
 
 #include "base/memory/ptr_util.h"
 #include "components/payments/payment_details_validation.h"
 #include "components/payments/payment_request_web_contents_manager.h"
 #include "content/public/browser/browser_thread.h"
@@ skipping 111 matching lines @@
 const std::vector<autofill::AutofillProfile*>&
     PaymentRequest::shipping_profiles() {
   return shipping_profiles_;
 }
 
 const std::vector<autofill::AutofillProfile*>&
     PaymentRequest::contact_profiles() {
   return contact_profiles_;
 }
 
-const std::vector<autofill::CreditCard*>& PaymentRequest::credit_cards() {
-  return credit_cards_;
-}
-
 void PaymentRequest::PopulateProfileCache() {
   std::vector<autofill::AutofillProfile*> profiles =
       personal_data_manager()->GetProfilesToSuggest();
 
   // PaymentRequest may outlive the Profiles returned by the Data Manager.
   // Thus, we store copies, and return a vector of pointers to these copies
   // whenever Profiles are requested. The same is true for credit cards.
   for (size_t i = 0; i < profiles.size(); i++) {
     profile_cache_.push_back(
         base::MakeUnique<autofill::AutofillProfile>(*profiles[i]));
@@ skipping 95 matching lines @@
               card_networks.erase(card_it);
             }
           }
         }
       }
     }
   }
 }
 
 }  // namespace payments