Use Observer to notify of WebDB load instead of callbacks

components/autofill/browser/webdata/autofill_webdata_service.cc

 // 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.
 
 #include "components/autofill/browser/webdata/autofill_webdata_service.h"
 
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "components/autofill/browser/autofill_country.h"
 #include "components/autofill/browser/autofill_profile.h"
@@ skipping 148 matching lines @@
 }
 
 void AutofillWebDataService::RemoveObserver(
     AutofillWebDataServiceObserverOnUIThread* observer) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   ui_observer_list_.RemoveObserver(observer);
 }
 
 AutofillWebDataService::~AutofillWebDataService() {}
 
-void AutofillWebDataService::NotifyDatabaseLoadedOnUIThread() {
-  // Notify that the database has been initialized.
-  FOR_EACH_OBSERVER(AutofillWebDataServiceObserverOnUIThread,
-                    ui_observer_list_,
-                    WebDatabaseLoaded());
-}
-
 ////////////////////////////////////////////////////////////////////////////////
 //
 // Autofill implementation.
 //
 ////////////////////////////////////////////////////////////////////////////////
 
 WebDatabase::State AutofillWebDataService::AddFormElementsImpl(
     const std::vector<FormFieldData>& fields, WebDatabase* db) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
   AutofillChangeList changes;
@@ skipping 269 matching lines @@
 }
 
 void AutofillWebDataService::NotifyAutofillMultipleChangedOnUIThread() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   FOR_EACH_OBSERVER(AutofillWebDataServiceObserverOnUIThread,
                     ui_observer_list_,
                     AutofillMultipleChanged());
 }
 
 }  // namespace autofill