Interface BrowserFeatures

interface BrowserFeatures {
    POINTER_CANCEL: "pointercancel";
    POINTER_END: "pointerup";
    POINTER_MOVE: "pointermove";
    POINTER_OUT: "pointerout";
    POINTER_START: "pointerdown";
    supportCanvas: boolean;
    supportDeviceMotion: boolean;
    supportOrientation: boolean;
    supportPointerEvents: boolean;
    supportStorage: boolean;
    supportTouch: boolean;
}