Move LowerCaseEqualsASCII to base namespace

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 "base/memory/scoped_ptr.h"
 #include "base/stl_util.h"
@@ skipping 326 matching lines @@
     ok = ok && AddClassification(expiration_month_, CREDIT_CARD_EXP_MONTH, map);
     ok =
         ok && AddClassification(expiration_year_, GetExpirationYearType(), map);
   }
 
   return ok;
 }
 
 bool CreditCardField::ParseExpirationDate(AutofillScanner* scanner) {
   if (!expiration_date_ &&
-      LowerCaseEqualsASCII(scanner->Cursor()->form_control_type, "month")) {
+      base::LowerCaseEqualsASCII(scanner->Cursor()->form_control_type,
+                                 "month")) {
     expiration_date_ = scanner->Cursor();
     expiration_month_ = nullptr;
     expiration_year_ = nullptr;
     scanner->Advance();
     return true;
   }
 
   if (expiration_month_ || expiration_date_)
     return false;
 
@@ skipping 93 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