/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.dev/license
 */
import { SourceMapClass, SourceMapUnion } from '../builders/browser/schema';
export declare function normalizeSourceMaps(sourceMap: SourceMapUnion): SourceMapClass;