Fix behavior of HTMLInputElement.maxLength/minLength getter

components/autofill/core/browser/credit_card_field.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/credit_card_field.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 36 matching lines @@
       if (j == regex_needles.size() - 1)
         return true;
     }
   }
   return false;
 }
 
 // Returns true if a field that has |max_length| can fit the data for a field of
 // |type|.
 bool FieldCanFitDataForFieldType(int max_length, ServerFieldType type) {
-  if (max_length == 0)
+  if (max_length <= 0)
     return true;
 
   switch (type) {
     case CREDIT_CARD_EXP_DATE_2_DIGIT_YEAR: {
       static int kMinimum2YearCcExpLength = strlen("12/14");
       return max_length >= kMinimum2YearCcExpLength;
     }
     case CREDIT_CARD_EXP_DATE_4_DIGIT_YEAR: {
       static int kMinimum4YearCcExpLength = strlen("12/2014");
       return max_length >= kMinimum4YearCcExpLength;
@@ skipping 385 matching lines @@
 
 ServerFieldType CreditCardField::GetExpirationYearType() const {
   return (expiration_date_
               ? exp_year_type_
               : ((expiration_year_ && expiration_year_->max_length == 2)
                      ? CREDIT_CARD_EXP_2_DIGIT_YEAR
                      : CREDIT_CARD_EXP_4_DIGIT_YEAR));
 }
 
 }  // namespace autofill