export declare class Constants {
    static TRUE: string;
    static FALSE: string;
    static BUILD_SESSION_ID: string;
    static REQUEST: string;
    static FOOTPRINTS_PACKET: string;
    static TEST_STAGE: string;
    static EXECUTION_BSID: string;
    static CALLBACK: string;
    static PULL_REQUEST_PARAMS: string;
    static SL_WINDOW_OBJECT: string;
    static SKIP_BROWSER_AGENT: string;
    static SL_CONFIG_VAR: string;
    static ALLOWED_DOMAINS_CONFIG_PROP_NAME: string;
    static ALLOWED_DOMAINS_CONFIG_PROP: string;
    static Messages: {
        new (): {};
        CANNOT_BE_NULL_OR_UNDEFINED: string;
        CANNOT_BE_EMPTY_STRING: string;
    };
}