export declare class TabUtils { keyPrefix: string; constructor(kid: string); CallOnce(lockname: string, fn: () => void, timeout?: number): void; BroadcastMessageToAllTabs(messageId: string, eventData: any): void; OnBroadcastMessage(messageId: string, fn: (data: any) => void): void; } //# sourceMappingURL=tab_utils.d.ts.map