private void addBuildFile() {
    final FileChooserDescriptor descriptor = createXmlDescriptor();
    descriptor.setTitle(AntBundle.message("select.ant.build.file.dialog.title"));
    descriptor.setDescription(AntBundle.message("select.ant.build.file.dialog.description"));
    final VirtualFile[] files = FileChooser.chooseFiles(descriptor, myProject, null);
    addBuildFile(files);
  }
private void addBuildFile()