After uninstall, remove last item in Launcher folder

ui/app_list/views/apps_grid_view.cc

Index: ui/app_list/views/apps_grid_view.cc
diff --git a/ui/app_list/views/apps_grid_view.cc b/ui/app_list/views/apps_grid_view.cc
index 1c6f193c818044c20a7ee611d1e161df32919942..b9bced4830d4097d5d4f113d7939636376b188b9 100644
--- a/ui/app_list/views/apps_grid_view.cc
+++ b/ui/app_list/views/apps_grid_view.cc
@@ -1930,10 +1930,10 @@ bool AppsGridView::ReparentItemToAnotherFolder(AppListItemView* item_view,
   return true;
 }
 
-// After moving the re-parenting item out of the folder, if there is only 1 item
-// left, remove the last item out of the folder, delete the folder and insert it
-// to the data model at the same position. Make the same change to view_model_
-// accordingly.
+// After uninstalling or moving the re-parenting item out of the folder, if
+// there is only 1 item left, remove the last item out of the folder, delete the
+// folder and insert it to the data model at the same position. Make the same
+// change to view_model_ accordingly.
 void AppsGridView::RemoveLastItemFromReparentItemFolderIfNecessary(
     const std::string& source_folder_id) {
   AppListFolderItem* source_folder =