@RequiresEdt
    public @Nullable T createNotificationPanel(@NotNull VirtualFile file,
                                               @NotNull FileEditor fileEditor,
                                               @NotNull Project project) {
      return createNotificationPanel(file, fileEditor);
    }
@RequiresEdt
    public @Nullable T createNotificationPanel(@NotNull VirtualFile file,
                                               @NotNull FileEditor fileEditor,
                                               @NotNull Project project)