Refactor notifications of chrome/browser/webdata

chrome/browser/webdata/autofill_web_data_service_impl.cc

Index: chrome/browser/webdata/autofill_web_data_service_impl.cc
diff --git a/chrome/browser/webdata/autofill_web_data_service_impl.cc b/chrome/browser/webdata/autofill_web_data_service_impl.cc
index a397e215cffa08c3ee0a4d9b6a8cbd314fe1a9f9..22839e4bc48c66a36134c773ec83b5f58b5e7a9c 100644
--- a/chrome/browser/webdata/autofill_web_data_service_impl.cc
+++ b/chrome/browser/webdata/autofill_web_data_service_impl.cc
@@ -81,7 +81,11 @@ void AutofillWebDataServiceImpl::CancelRequest(Handle h) {
   service_->CancelRequest(h);
 }
 
-content::NotificationSource
-AutofillWebDataServiceImpl::GetNotificationSource() {
-  return service_->GetNotificationSource();
+void AutofillWebDataServiceImpl::AddObserver(WebDataServiceObserver* observer) {
+  service_->AddObserver(observer);
+}
+
+void AutofillWebDataServiceImpl::RemoveObserver(
+    WebDataServiceObserver* observer) {
+  service_->RemoveObserver(observer);
 }