Set datapresent string to contain precisely those field types available in stored Autofill data.

chrome/browser/autofill/personal_data_manager.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_PERSONAL_DATA_MANAGER_H_
 #define CHROME_BROWSER_AUTOFILL_PERSONAL_DATA_MANAGER_H_
 #pragma once
 
 #include <set>
 #include <vector>
@@ skipping 103 matching lines @@
   // Removes the credit card represented by |guid|.
   void RemoveCreditCard(const std::string& guid);
 
   // Returns the credit card with the specified |guid|, or NULL if there is
   // no credit card with the specified |guid|.
   CreditCard* GetCreditCardByGUID(const std::string& guid);
 
   // Gets the possible field types for the given text, determined by matching
   // the text with all known personal information and returning matching types.
   void GetPossibleFieldTypes(const string16& text,
-                             FieldTypeSet* possible_types);
+                             FieldTypeSet* possible_types) const;
+
+  // Gets the field types availabe in the stored address and credit card data.
+  void GetAvailableFieldTypes(FieldTypeSet* available_types) const;
 
   // Returns true if the credit card information is stored with a password.
   bool HasPassword();
 
   // Returns whether the personal data has been loaded from the web database.
   virtual bool IsDataLoaded() const;
 
   // This PersonalDataManager owns these profiles and credit cards.  Their
   // lifetime is until the web database is updated with new profile and credit
   // card information, respectively.  |profiles()| returns both web and
   // auxiliary profiles.  |web_profiles()| returns only web profiles.
-  const std::vector<AutofillProfile*>& profiles();
-  virtual const std::vector<AutofillProfile*>& web_profiles();
-  virtual const std::vector<CreditCard*>& credit_cards();
+  const std::vector<AutofillProfile*>& profiles() const;
+  virtual const std::vector<AutofillProfile*>& web_profiles() const;
+  virtual const std::vector<CreditCard*>& credit_cards() const;
 
   // Re-loads profiles and credit cards from the WebDatabase asynchronously.
   // In the general case, this is a no-op and will re-create the same
   // in-memory model as existed prior to the call.  If any change occurred to
   // profiles in the WebDatabase directly, as is the case if the browser sync
   // engine processed a change from the cloud, we will learn of these as a
   // result of this call.
   //
   // Also see SetProfile for more details.
   virtual void Refresh();
@@ skipping 21 matching lines @@
   friend class ProfileImpl;
   friend class ProfileSyncServiceAutofillTest;
 
   PersonalDataManager();
   virtual ~PersonalDataManager();
 
   // Loads the saved profiles from the web database.
   virtual void LoadProfiles();
 
   // Loads the auxiliary profiles.  Currently Mac only.
-  void LoadAuxiliaryProfiles();
+  void LoadAuxiliaryProfiles() const;
 
   // Loads the saved credit cards from the web database.
   virtual void LoadCreditCards();
 
   // Receives the loaded profiles from the web data service and stores them in
   // |credit_cards_|.
   void ReceiveLoadedProfiles(WebDataService::Handle h,
                              const WDTypedResult* result);
 
   // Receives the loaded credit cards from the web data service and stores them
@@ skipping 25 matching lines @@
   // The profile hosting this PersonalDataManager.
   Profile* profile_;
 
   // True if personal data has been loaded from the web database.
   bool is_data_loaded_;
 
   // The loaded web profiles.
   ScopedVector<AutofillProfile> web_profiles_;
 
   // Auxiliary profiles.
-  ScopedVector<AutofillProfile> auxiliary_profiles_;
+  mutable ScopedVector<AutofillProfile> auxiliary_profiles_;
 
   // Storage for combined web and auxiliary profiles.  Contents are weak
   // references.  Lifetime managed by |web_profiles_| and |auxiliary_profiles_|.
-  std::vector<AutofillProfile*> profiles_;
+  mutable std::vector<AutofillProfile*> profiles_;
 
   // The loaded credit cards.
   ScopedVector<CreditCard> credit_cards_;
 
   // The hash of the password used to store the credit card.  This is empty if
   // no password exists.
   string16 password_hash_;
 
   // When the manager makes a request from WebDataService, the database
   // is queried on another thread, we record the query handle until we
   // get called back.  We store handles for both profile and credit card queries
   // so they can be loaded at the same time.
   WebDataService::Handle pending_profiles_query_;
   WebDataService::Handle pending_creditcards_query_;
 
   // The observers.
   ObserverList<Observer> observers_;
 
  private:
   // For logging UMA metrics. Overridden by metrics tests.
   scoped_ptr<const AutofillMetrics> metric_logger_;
 
   // Whether we have already logged the number of profiles this session.
   mutable bool has_logged_profile_count_;
 
   DISALLOW_COPY_AND_ASSIGN(PersonalDataManager);
 };
 
 #endif  // CHROME_BROWSER_AUTOFILL_PERSONAL_DATA_MANAGER_H_