@SuppressWarnings("UnusedReturnValue")
  @NotNull
  public Notification notifyWarning(@NonNls @Nullable String displayId,
                                    @NotificationTitle @NotNull String title,
                                    @NotificationContent @NotNull String message,
                                    NotificationAction... actions) {
    return notify(toolWindowNotification(), displayId, title, message, NotificationType.WARNING, actions);
  }
@SuppressWarnings("UnusedReturnValue")
  @NotNull
  public Notification notifyWarning(@NonNls @Nullable String displayId,
                                    @NotificationTitle @NotNull String title,
                                    @NotificationContent @NotNull String message,
                                    NotificationAction... actions)