def process_strelka_vcf(job, strelka_vcf, work_dir, univ_options):
    """
    Process the strelka vcf for accepted calls. Since the calls are pre-filtered, we just obtain the
    file from the file store and return it.

    :param toil.fileStore.FileID strelka_vcf: fsID for a strelka generated chromosome vcf
    :param str work_dir: Working directory
    :param dict univ_options: Dict of universal options used by almost all tools
    :return: Path to the processed vcf
    :rtype: str
    """
    return job.fileStore.readGlobalFile(strelka_vcf)