[Autofill] Distinguish between native field types and potentially HTML field types.

components/autofill/core/browser/credit_card_field.h

 // 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.
 
 #ifndef COMPONENTS_AUTOFILL_CORE_BROWSER_CREDIT_CARD_FIELD_H_
 #define COMPONENTS_AUTOFILL_CORE_BROWSER_CREDIT_CARD_FIELD_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "components/autofill/core/browser/autofill_type.h"
 #include "components/autofill/core/browser/form_field.h"
 
 namespace autofill {
 
 class AutofillField;
 class AutofillScanner;
 
 class CreditCardField : public FormField {
  public:
   static FormField* Parse(AutofillScanner* scanner);
 
  protected:
   // FormField:
-  virtual bool ClassifyField(FieldTypeMap* map) const OVERRIDE;
+  virtual bool ClassifyField(ServerFieldTypeMap* map) const OVERRIDE;
 
  private:
   FRIEND_TEST_ALL_PREFIXES(CreditCardFieldTest, ParseMiniumCreditCard);
   FRIEND_TEST_ALL_PREFIXES(CreditCardFieldTest, ParseFullCreditCard);
   FRIEND_TEST_ALL_PREFIXES(CreditCardFieldTest, ParseCreditCardType);
   FRIEND_TEST_ALL_PREFIXES(CreditCardFieldTest, ParseExpMonthYear);
   FRIEND_TEST_ALL_PREFIXES(CreditCardFieldTest, ParseExpMonthYear2);
   FRIEND_TEST_ALL_PREFIXES(CreditCardFieldTest, ParseExpField);
   FRIEND_TEST_ALL_PREFIXES(CreditCardFieldTest, ParseExpField2DigitYear);
   FRIEND_TEST_ALL_PREFIXES(CreditCardFieldTest,
@@ skipping 28 matching lines @@
   // True if the year is detected to be a 2-digit year; otherwise, we assume
   // a 4-digit year.
   bool is_two_digit_year_;
 
   DISALLOW_COPY_AND_ASSIGN(CreditCardField);
 };
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CORE_BROWSER_CREDIT_CARD_FIELD_H_