export declare class ModuleManager {
    static register(...modules: any[]): void;
}
export declare class RegisterElementHelper {
    private static _queue;
    private static _registeredSet;
    static registerElement(tagName: string, cons: Function): void;
    private static _updateQueued;
    private static _timerId;
    private static queueUpdate;
    static force(): void;
    private static doUpdate;
}