[Autofill] Add a separate enumeration for HTML field type hints.

components/autofill/core/browser/autofill_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_AUTOFILL_FIELD_H_
 #define COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_FIELD_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 15 matching lines @@
 
   AutofillField();
   AutofillField(const FormFieldData& field, const base::string16& unique_name);
   virtual ~AutofillField();
 
   const base::string16& unique_name() const { return unique_name_; }
 
   const std::string& section() const { return section_; }
   ServerFieldType heuristic_type() const { return heuristic_type_; }
   ServerFieldType server_type() const { return server_type_; }
+  HtmlFieldType html_type() const { return html_type_; }
+  HtmlFieldMode html_mode() const { return html_mode_; }
   const ServerFieldTypeSet& possible_types() const { return possible_types_; }
   PhonePart phone_part() const { return phone_part_; }
 
-  // Sets the heuristic type of this field, validating the input.
+  // Setters for the detected type and section for this field.
   void set_section(const std::string& section) { section_ = section; }
   void set_heuristic_type(ServerFieldType type);
   void set_server_type(ServerFieldType type);
   void set_possible_types(const ServerFieldTypeSet& possible_types) {
     possible_types_ = possible_types;
   }
-  void set_phone_part(PhonePart part) { phone_part_ = part; }
+  void SetHtmlType(HtmlFieldType type, HtmlFieldMode mode);
 
   // This function automatically chooses between server and heuristic autofill
   // type, depending on the data available.
   AutofillType Type() const;
 
   // Returns true if the value of this field is empty.
   bool IsEmpty() const;
 
   // The unique signature of this field, composed of the field name and the html
   // input type in a 32-bit hash.
@@ skipping 13 matching lines @@
   // The unique identifier for the section (e.g. billing vs. shipping address)
   // that this field belongs to.
   std::string section_;
 
   // The type of the field, as determined by the Autofill server.
   ServerFieldType server_type_;
 
   // The type of the field, as determined by the local heuristics.
   ServerFieldType heuristic_type_;
 
+  // The type of the field, as specified by the site author in HTML.
+  HtmlFieldType html_type_;
+
+  // The "mode" of the field, as specified by the site author in HTML.
+  // Currently this is used to distinguish between billing and shipping fields.
+  HtmlFieldMode html_mode_;
+
   // The set of possible types for this field.
   ServerFieldTypeSet possible_types_;
 
   // Used to track whether this field is a phone prefix or suffix.
   PhonePart phone_part_;
 
   // The default value returned by the Autofill server.
   std::string default_value_;
 
   DISALLOW_COPY_AND_ASSIGN(AutofillField);
 };
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_FIELD_H_