@Override
  public void processNames(@NotNull Processor<? super String> processor, @NotNull GlobalSearchScope scope, @Nullable IdFilter filter) {
    StubIndex index = StubIndex.getInstance();
    if (!index.processAllKeys(GrFieldNameIndex.KEY, processor, scope, filter)) return;
    if (!index.processAllKeys(GrMethodNameIndex.KEY, processor, scope, filter)) return;
    if (!index.processAllKeys(GrAnnotationMethodNameIndex.KEY, processor, scope, filter)) return;
  }
@Override
  public void processNames(@NotNull Processor<? super String> processor, @NotNull GlobalSearchScope scope, @Nullable IdFilter filter)