Hook up Autofill Backend interface to SyncableServices

components/autofill/browser/webdata/autofill_webdata_service.h

 // Copyright (c) 2012 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_BROWSER_WEBDATA_AUTOFILL_WEBDATA_SERVICE_H_
 #define COMPONENTS_AUTOFILL_BROWSER_WEBDATA_AUTOFILL_WEBDATA_SERVICE_H_
 
 #include <vector>
 
 #include "base/memory/ref_counted.h"
@@ skipping 13 matching lines @@
 }
 
 namespace autofill {
 
 class AutofillChange;
 class AutofillProfile;
 class AutofillWebDataBackend;
 class AutofillWebDataServiceObserverOnDBThread;
 class AutofillWebDataServiceObserverOnUIThread;
 class CreditCard;
+class AutofillBackendDelegate;
 
 // API for Autofill web data.
 class AutofillWebDataService : public AutofillWebData,
                                public WebDataServiceBase {
  public:
+  typedef base::Callback<void(AutofillBackendDelegate*)> DelegateOnDBCallback;
+
   AutofillWebDataService();
 
   AutofillWebDataService(scoped_refptr<WebDatabaseService> wdbs,
                          const ProfileErrorCallback& callback);
 
   // Retrieve an AutofillWebDataService for the given context.
   // Can return NULL in some contexts.
   static scoped_refptr<AutofillWebDataService> FromBrowserContext(
       content::BrowserContext* context);
 
-  // Notifies listeners on the UI thread that multiple changes have been made to
-  // to Autofill records of the database.
-  // NOTE: This method is intended to be called from the DB thread.  It
-  // it asynchronously notifies listeners on the UI thread.
-  // |web_data_service| may be NULL for testing purposes.
-  static void NotifyOfMultipleAutofillChanges(
-      AutofillWebDataService* web_data_service);
-
   // WebDataServiceBase implementation.
   virtual void ShutdownOnUIThread() OVERRIDE;
 
   // AutofillWebData implementation.
   virtual void AddFormFields(
       const std::vector<FormFieldData>& fields) OVERRIDE;
   virtual WebDataServiceBase::Handle GetFormValuesForElementName(
       const base::string16& name,
       const base::string16& prefix,
       int limit,
@@ skipping 10 matching lines @@
   virtual WebDataServiceBase::Handle GetAutofillProfiles(
       WebDataServiceConsumer* consumer) OVERRIDE;
   virtual void AddCreditCard(const CreditCard& credit_card) OVERRIDE;
   virtual void UpdateCreditCard(const CreditCard& credit_card) OVERRIDE;
   virtual void RemoveCreditCard(const std::string& guid) OVERRIDE;
   virtual WebDataServiceBase::Handle GetCreditCards(
       WebDataServiceConsumer* consumer) OVERRIDE;
   virtual void RemoveAutofillDataModifiedBetween(
       const base::Time& delete_begin, const base::Time& delete_end) OVERRIDE;
 
-  void AddObserver(AutofillWebDataServiceObserverOnDBThread* observer);
-  void RemoveObserver(AutofillWebDataServiceObserverOnDBThread* observer);
-
   void AddObserver(AutofillWebDataServiceObserverOnUIThread* observer);
   void RemoveObserver(AutofillWebDataServiceObserverOnUIThread* observer);
 
   void NotifyAutofillMultipleChangedOnUIThread();
 
   // Returns a SupportsUserData objects that may be used to store data
   // owned by the DB thread on this object. Should be called only from
   // the DB thread, and will be destroyed on the DB thread soon after
   // |ShutdownOnUIThread()| is called.
   base::SupportsUserData* GetDBUserData();
 
   virtual void ShutdownOnDBThread();
 
+  // Asynchronously gets an instance of |AutofillBackendDelegate|, which can be
+  // used to do work on the DB thread. This method is meant to be called from
+  // the UI thread, but the callback will be called on the DB thread.
+  // The delegate instance is owned by |AutofillWebDataBackend|, and so has the
+  // same lifetime as |AutofillWebDataService|.
+  void GetDelegateOnDB(const DelegateOnDBCallback& del_callback);
+
  protected:
   virtual ~AutofillWebDataService();
 
  private:
   // This makes the destructor public, and thus allows us to aggregate
   // SupportsUserData. It is private by default to prevent incorrect
   // usage in class hierarchies where it is inherited by
   // reference-counted objects.
   class SupportsUserDataAggregatable : public base::SupportsUserData {
    public:
@@ skipping 10 matching lines @@
   ObserverList<AutofillWebDataServiceObserverOnUIThread> ui_observer_list_;
 
   scoped_refptr<AutofillWebDataBackend> autofill_backend_;
 
   DISALLOW_COPY_AND_ASSIGN(AutofillWebDataService);
 };
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_BROWSER_WEBDATA_AUTOFILL_WEBDATA_SERVICE_H_