import { InstallBrowserTarget } from './browser-target';
export declare function installingBrowser(browser: InstallBrowserTarget, destination: string): string;
export declare function installSucceeded(browser: InstallBrowserTarget, destination: string): string;
export declare function installFailed(browser: InstallBrowserTarget, command: string, args: string[], code: number | null, stderr: string): string;
export declare function edgeInstallNeedsInteractivePrivilegedSession(): string;
export declare function edgeInstallUsingSystemBinary(path: string): string;
export declare function uninstallRequiresTarget(): string;
export declare function uninstallingBrowsers(cacheRoot: string, browsers: InstallBrowserTarget[]): string;
export declare function uninstallSucceeded(browser: InstallBrowserTarget, removedPath: string): string;
export declare function uninstallNoop(browser: InstallBrowserTarget, checkedPath: string): string;