@Override
  public void setIndexedStateForFileOnFileIndexMetaData(int fileId, @Nullable Void data, boolean isProvidedByInfrastructureExtension) {
    assert !isProvidedByInfrastructureExtension : "File type index should not be provided by infrastructure extensions";
    IndexingStamp.setFileIndexedStateCurrent(fileId, myIndexId, isProvidedByInfrastructureExtension);
  }
@Override
  public void setIndexedStateForFileOnFileIndexMetaData(int fileId, @Nullable Void data, boolean isProvidedByInfrastructureExtension)