Adding notifications for new sync types.

chrome/browser/ui/webui/ntp/new_tab_page_handler.cc

Index: chrome/browser/ui/webui/ntp/new_tab_page_handler.cc
diff --git a/chrome/browser/ui/webui/ntp/new_tab_page_handler.cc b/chrome/browser/ui/webui/ntp/new_tab_page_handler.cc
index b986246376b545bc2fdbcd6fa684214a8747d28b..fa821e10bab66bac41aa1f1d1e8d4c88d4eae6b7 100644
--- a/chrome/browser/ui/webui/ntp/new_tab_page_handler.cc
+++ b/chrome/browser/ui/webui/ntp/new_tab_page_handler.cc
@@ -8,6 +8,7 @@
 #include "chrome/common/pref_names.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/sync/profile_sync_service.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/chrome_switches.h"
 #include "content/common/notification_service.h"
@@ -15,6 +16,8 @@
 void NewTabPageHandler::RegisterMessages() {
   web_ui_->RegisterMessageCallback("closePromo", NewCallback(
       this, &NewTabPageHandler::HandleClosePromo));
+  web_ui_->RegisterMessageCallback("closeSyncNotification", NewCallback(
+      this, &NewTabPageHandler::HandleCloseSyncNotification));
   web_ui_->RegisterMessageCallback("pageSelected", NewCallback(
       this, &NewTabPageHandler::HandlePageSelected));
 }
@@ -27,6 +30,12 @@ void NewTabPageHandler::HandleClosePromo(const ListValue* args) {
                   NotificationService::NoDetails());
 }
 
+void NewTabPageHandler::HandleCloseSyncNotification(const ListValue* args) {
+  ProfileSyncService* service = web_ui_->GetProfile()->GetProfileSyncService();
+  if (service)
+    service->AcknowledgeSyncedTypes();
+}
+
 void NewTabPageHandler::HandlePageSelected(const ListValue* args) {
   double page_id_double;
   CHECK(args->GetDouble(0, &page_id_double));