Variable KIND_ROOT_CLASSES`Const`

KIND_ROOT_CLASSES: readonly [
    readonly ["bar", "MuiBarChart-root"],
    readonly ["line", "MuiLineChart-linePlot"],
    readonly ["scatter", "MuiScatterChart-root"],
    readonly ["pie", "MuiPieChart-root"],
] = ...

Class names MUI stamps on the root of each chart kind's plot, in the order they are tried when the kind has to be read off the rendered SVG.