import * as i0 from "@angular/core";
export declare class DocumentRef {
    private readonly document;
    get nativeDocument(): Document;
    constructor(document: Document);
    static ɵfac: i0.ɵɵFactoryDeclaration<DocumentRef, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<DocumentRef>;
}
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