6 files declare their use of ChartBase in Charts 8.4
- Billboard.php in modules/
charts_billboard/ src/ Plugin/ chart/ Library/ Billboard.php - C3.php in modules/
charts_c3/ src/ Plugin/ chart/ Library/ C3.php - Chart.php in src/
Element/ Chart.php - Chartjs.php in modules/
charts_chartjs/ src/ Plugin/ chart/ Library/ Chartjs.php - Google.php in modules/
charts_google/ src/ Plugin/ chart/ Library/ Google.php - Highcharts.php in modules/
charts_highcharts/ src/ Plugin/ chart/ Library/ Highcharts.php