def METHOD_NAME(crash_type, crash_output, job_name,
                          requires_gestures):
  """Convenience function to get the security severity of a crash."""
  analyzer = None
  severity_analyzer_name = environment.get_value('SECURITY_SEVERITY_ANALYZER')
  if severity_analyzer_name:
    analyzer = get_analyzer(severity_analyzer_name)
  else:
    is_chrome = 'chrome' in job_name or 'content_shell' in job_name
    is_sanitizer = ('_asan' in job_name or '_cfi' in job_name or
                    '_lsan' in job_name or '_msan' in job_name or
                    '_tsan' in job_name or '_ubsan' in job_name)
    if is_sanitizer:
      if is_chrome:
        analyzer = get_analyzer('sanitizer_chrome')
      else:
        analyzer = get_analyzer('sanitizer_generic')
  if not analyzer:
    return None
  return analyzer.analyze(crash_type, crash_output, requires_gestures)