@Override
  protected void processIntention(@NotNull PsiElement element, @NotNull ActionContext context, @NotNull ModPsiUpdater updater) {
    final Document document = element.getContainingFile().getViewProvider().getDocument();
    final TextRange range = element.getTextRange();

    document.replaceString(range.getStartOffset(), range.getEndOffset(), removeUnnecessaryEscapeSymbols((GrLiteral)element));
  }
@Override
  protected void processIntention(@NotNull PsiElement element, @NotNull ActionContext context, @NotNull ModPsiUpdater updater)