Hook up Autofill Backend interface to SyncableServices

components/autofill/browser/webdata/autofill_webdata_backend_impl.h

Index: components/autofill/browser/webdata/autofill_webdata_backend_impl.h
diff --git a/components/autofill/browser/webdata/autofill_webdata_backend_impl.h b/components/autofill/browser/webdata/autofill_webdata_backend_impl.h
index c8d3823a4e9d5b69a0e7454504c764332ef2dc12..76ae37f68051d3e5479766c108ba12e61d63159a 100644
--- a/components/autofill/browser/webdata/autofill_webdata_backend_impl.h
+++ b/components/autofill/browser/webdata/autofill_webdata_backend_impl.h
@@ -49,7 +49,7 @@ class AutofillWebDataBackendImpl
   virtual void RemoveObserver(
       AutofillWebDataServiceObserverOnDBThread* observer) OVERRIDE;
   virtual WebDatabase* GetDatabase() OVERRIDE;
-  virtual void RemoveExpiredFormElementsWrapper() OVERRIDE;
+  virtual void RemoveExpiredFormElements() OVERRIDE;
   virtual void NotifyOfMultipleAutofillChanges() OVERRIDE;
 
   // Adds form fields to the web database.
@@ -73,8 +73,6 @@ class AutofillWebDataBackendImpl
       const base::Time& delete_end,
       WebDatabase* db);
 
-  // Removes expired form elements recorded for Autocomplete from the database.
-  WebDatabase::State RemoveExpiredFormElements(WebDatabase* db);
 
   // Removes the Form-value |value| which has been entered in form input fields
   // named |name| from the database.
@@ -137,6 +135,8 @@ class AutofillWebDataBackendImpl
   friend class base::RefCountedThreadSafe<AutofillWebDataBackendImpl,
       content::BrowserThread::DeleteOnDBThread>;
 
+  WebDatabase::State RemoveExpiredFormElementsImpl(WebDatabase* db);
+
   // Callbacks to ensure that sensitive info is destroyed if request is
   // cancelled.
   void DestroyAutofillProfileResult(const WDTypedResult* result);