/** Offer the transparent shim only when it is not installed and not yet hinted. */
export declare function shouldHintShim(shimInstalled: boolean, alreadyHinted: boolean): boolean;
export declare function shimHintText(): string;
export declare function wasHinted(configHome: string): boolean;
/** Remember that the tip was shown, so it never repeats. */
export declare function markHinted(configHome: string): void;