message: Reformat connection_metrics
diff: @@ -58,8 +58,10 @@ function getConnectionRowsFromReport(report: HourlyConnectionMetricsReport): Con
  }
  // Returns true iff testObject contains a valid HourlyConnectionMetricsReport.
  +export function isValidConnectionMetricsReport(
  // tslint:disable-next-line:no-any
  -export function isValidConnectionMetricsReport(testObject: any): testObject is HourlyConnectionMetricsReport {
  + testObject: any
  +): testObject is HourlyConnectionMetricsReport {
  if (!testObject) {
  return false;
  }
  