@Override
  protected LibrariesTreeNodeBase<Library> createLibraryDescriptor(NodeDescriptor parentDescriptor,
                                                                   Library library) {
    final String libraryName = getLibraryName(library);
    return new LibraryEditorDescriptor(getProject(), parentDescriptor, library, libraryName, myContext);
  }
@Override
  protected LibrariesTreeNodeBase<Library> createLibraryDescriptor(NodeDescriptor parentDescriptor,
                                                                   Library library)