private void changeFormat(@NotNull final WCInfo wcInfo, @NotNull final Collection<WorkingCopyFormat> supportedFormats) {
    ChangeFormatDialog dialog = new ChangeFormatDialog(myProject, new File(wcInfo.getPath()), false, !wcInfo.isIsWcRoot());

    dialog.setSupported(supportedFormats);
    dialog.setData(wcInfo.getFormat());
    if (!dialog.showAndGet()) {
      return;
    }
    final WorkingCopyFormat newFormat = dialog.getUpgradeMode();
    if (!wcInfo.getFormat().equals(newFormat)) {
      StoreUtil.saveDocumentsAndProjectSettings(myProject);
      final Task.Backgroundable task = new SvnFormatWorker(myProject, newFormat, wcInfo) {
        @Override
        public void onSuccess() {
          super.onSuccess();
          refresh();
        }
      };
      ProgressManager.getInstance().run(task);
    }
  }
private void changeFormat(@NotNull final WCInfo wcInfo, @NotNull final Collection<WorkingCopyFormat> supportedFormats)