@Override
  public void processNames(@NotNull Processor<? super String> processor, @NotNull GlobalSearchScope scope, @Nullable IdFilter filter) {
    FileBasedIndex.getInstance().processAllKeys(HtmlTagIdIndex.INDEX,
                                                (name) -> processor.process(name) && processor.process("#" + name),
                                                scope, filter);
  }
@Override
  public void processNames(@NotNull Processor<? super String> processor, @NotNull GlobalSearchScope scope, @Nullable IdFilter filter)