@Override
  public void loadState(@NotNull Element state) {
    XmlSerializer.deserializeInto(state, this);

    List<Element> steppingFiltersElement = state.getChildren("filter");
    if (steppingFiltersElement.isEmpty()) {
      setSteppingFilters(DEFAULT_STEPPING_FILTERS);
    }
    else {
      setSteppingFilters(DebuggerUtilsEx.readFilters(steppingFiltersElement));
    }

    myContentStates.clear();
    for (Element content : state.getChildren("content")) {
      ContentState contentState = new ContentState(content);
      myContentStates.put(contentState.getType(), contentState);
    }
  }
@Override
  public void loadState(@NotNull Element state)