Delete tab_loader when there are no more tabs to be loaded or painted

chrome/browser/sessions/session_restore.cc

Index: chrome/browser/sessions/session_restore.cc
diff --git a/chrome/browser/sessions/session_restore.cc b/chrome/browser/sessions/session_restore.cc
index 3689b8aa36fcece43d850df77e900fa517e44066..b1499ea03f9054d07e3a5bc005cd33cce6134d9a 100644
--- a/chrome/browser/sessions/session_restore.cc
+++ b/chrome/browser/sessions/session_restore.cc
@@ -321,7 +321,8 @@ void TabLoader::Observe(NotificationType type,
       NOTREACHED() << "Unknown notification received:" << type.value;
   }
   // Delete ourselves when we're not waiting for any more notifications.
-  if (got_first_paint_&& tabs_loading_.empty() && tabs_to_load_.empty())
+  if ((got_first_paint_ || render_widget_hosts_to_paint_.empty()) &&
+      tabs_loading_.empty() && tabs_to_load_.empty())
     delete this;
 }