export declare const RUNTIME_DELIVERY_DIAGNOSTIC_NAMES: readonly ["manifest_hit", "dynamic_manifest", "origin_fallback", "invalid_signature", "unknown_key", "lane_mismatch", "generation_regression", "generation_equivocation", "manifest_http_error", "manifest_network_error", "manifest_timeout", "manifest_too_large", "manifest_invalid", "manifest_stream_unavailable", "authority_lease_http_error", "authority_lease_network_error", "authority_lease_timeout", "authority_lease_too_large", "authority_lease_invalid", "authority_lease_invalid_signature", "authority_lease_unknown_key", "authority_lease_expired", "authority_lease_origin_mismatch", "authority_lease_disabled"];
export type RuntimeDeliveryDiagnosticName = typeof RUNTIME_DELIVERY_DIAGNOSTIC_NAMES[number];
export type RuntimeDeliveryDiagnosticDetails = {
    channelName?: string;
    reason?: string;
    status?: number;
};
export type RuntimeDeliveryDiagnosticEvent = {
    name: RuntimeDeliveryDiagnosticName;
    count: number;
    timestamp: string;
    details?: RuntimeDeliveryDiagnosticDetails;
};
export type RuntimeDeliveryDiagnosticCounters = Record<RuntimeDeliveryDiagnosticName, number>;
export declare function recordRuntimeDeliveryDiagnostic(name: RuntimeDeliveryDiagnosticName, details?: RuntimeDeliveryDiagnosticDetails): void;
export declare function getRuntimeDeliveryDiagnosticCounters(): RuntimeDeliveryDiagnosticCounters;
export declare function resetRuntimeDeliveryDiagnosticsForTests(): void;