message: Add typedef to `setParams`
diff: @@ -38,7 +38,7 @@ export class SeriesMarkersRenderer extends ScaledRenderer {
  this._data = data;
  }
  - public setParams(fontSize: number, fontFamily: string) {
  + public setParams(fontSize: number, fontFamily: string): void {
  if (this._fontSize !== fontSize || this._fontFamily !== fontFamily) {
  this._fontSize = fontSize;
  this._fontFamily = fontFamily;
  