Download autocheckout whitelist and enable autocheckout for whitelisted sites only.

chrome/browser/autofill/form_structure.h

 // Copyright (c) 2011 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 CHROME_BROWSER_AUTOFILL_FORM_STRUCTURE_H_
 #define CHROME_BROWSER_AUTOFILL_FORM_STRUCTURE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 25 matching lines @@
 }
 
 namespace buzz {
 class XmlElement;
 }
 
 // FormStructure stores a single HTML form together with the values entered
 // in the fields along with additional information needed by Autofill.
 class FormStructure {
  public:
-  explicit FormStructure(const FormData& form);
+  FormStructure(const FormData& form, bool autocheckout_enabled = false);

[ahutter, 2013/01/19 02:07:16]

Can't use default arguments like this according to the style guide.

[benquan, 2013/01/23 23:50:53]

Done.

   virtual ~FormStructure();
 
   // Runs several heuristics against the form fields to determine their possible
   // types.
   void DetermineHeuristicTypes(const AutofillMetrics& metric_logger);
 
   // Encodes the XML upload request from this FormStructure.
   bool EncodeUploadRequest(const FieldTypeSet& available_field_types,
                            bool form_was_autofilled,
                            std::string* encoded_xml) const;
@@ skipping 148 matching lines @@
   // form.
   std::string server_experiment_id_;
 
   // GET or POST.
   RequestMethod method_;
 
   // Whether the form includes any field types explicitly specified by the site
   // author, via the |autocompletetype| attribute.
   bool has_author_specified_types_;
 
+  // Whether the autocheckout feature is enabled for the site which contains
+  // this form.
+  bool autocheckout_enabled_;
+
   DISALLOW_COPY_AND_ASSIGN(FormStructure);
 };
 
 #endif  // CHROME_BROWSER_AUTOFILL_FORM_STRUCTURE_H_