@NotNull
  private static List<AnAction> getContextActions() {
    List<AnAction> contextActions = new SmartList<>();
    ActionManager actionManager = ActionManager.getInstance();
    DefaultActionGroup compilerErrorsViewPopupGroup = (DefaultActionGroup)actionManager.getAction(IdeActions.GROUP_COMPILER_ERROR_VIEW_POPUP);
    if (compilerErrorsViewPopupGroup != null) {
      Collections.addAll(contextActions, compilerErrorsViewPopupGroup.getChildren(actionManager));
    }
    return contextActions;
  }
@NotNull
  private static List<AnAction> getContextActions()