/*!
 * Copyright (c) 2017-present Ghostery GmbH. All rights reserved.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/.
 */
import { IBackgroundCallback, IMessageFromBackground } from '@ghostery/adblocker-content';
/**
 * Takes care of injecting cosmetic filters in a given window. Responsabilities:
 * - Inject scripts.
 * - Block scripts.
 *
 * NOTE: Custom stylesheets are now injected from background.
 *
 * All this happens by communicating with the background through the
 * `backgroundAction` function (to trigger request the sending of new rules
 * based on a domain or node selectors) and the `handleResponseFromBackground`
 * callback to apply new rules.
 */
export declare function injectCosmetics(window: Pick<Window, 'document' | 'addEventListener'>, enableMutationObserver?: boolean, getCosmeticsFilters?: (_: IBackgroundCallback) => Promise<IMessageFromBackground>): void;
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