Add Mir credit card support to autofill.

components/autofill/core/browser/validation.cc

 // Copyright 2013 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/autofill/core/browser/validation.h"
 
 #include <stddef.h>
 
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_piece.h"
@@ skipping 36 matching lines @@
   if (type == kAmericanExpressCard && number.size() != 15)
     return false;
   if (type == kDinersCard && number.size() != 14)
     return false;
   if (type == kDiscoverCard && number.size() != 16)
     return false;
   if (type == kJCBCard && number.size() != 16)
     return false;
   if (type == kMasterCard && number.size() != 16)
     return false;
+  if (type == kMirCard && number.size() != 16)
+    return false;
   if (type == kUnionPay && (number.size() < 16 || number.size() > 19))
     return false;
   if (type == kVisaCard && number.size() != 13 && number.size() != 16)
     return false;
   if (type == kGenericCard && (number.size() < 12 || number.size() > 19))
     return false;
 
   // Use the Luhn formula [3] to validate the number.
   // [3] http://en.wikipedia.org/wiki/Luhn_algorithm
   int sum = 0;
@@ skipping 112 matching lines @@
                                              number_string.begin() + 9),
                          &serial)
       || serial == 0) {
     return false;
   }
 
   return true;
 }
 
 }  // namespace autofill