export declare class FakeMatIconRegistry implements PublicApi, OnDestroy { addSvgIcon(): this; addSvgIconInNamespace(): this; addSvgIconLiteral(): this; addSvgIconLiteralInNamespace(): this; addSvgIconSet(): this; addSvgIconSetInNamespace(): this; addSvgIconSetLiteral(): this; addSvgIconSetLiteralInNamespace(): this; classNameForFontAlias(alias: string): string; getDefaultFontSetClass(): string; getNamedSvgIcon(): Observable; getSvgIconFromUrl(): Observable; ngOnDestroy(): void; registerFontClassAlias(): this; setDefaultFontSetClass(): this; static ɵfac: i0.ɵɵFactoryDef; static ɵprov: i0.ɵɵInjectableDef; } export declare class MatIconTestingModule { static ɵinj: i0.ɵɵInjectorDef; static ɵmod: i0.ɵɵNgModuleDefWithMeta; }