/**
  * Add / replace the contig header lines in the VCFHeader with the information in the GATK engine
  *
  * @param header the header to update
  * @param engine the GATK engine containing command line arguments and the master sequence
  *     dictionary
  */
 public static VCFHeader withUpdatedContigs(
     final VCFHeader header, final GenomeAnalysisEngine engine) {
   return VCFUtils.withUpdatedContigs(
       header, engine.getArguments().referenceFile, engine.getMasterSequenceDictionary());
 }