/**
 * Writes an edited attribute map back onto a placed widget element as kebab-case
 * attributes, removing the legacy snake_case twin of each so the saved tag stays
 * canonical and tinymce serializes a single clean form.
 * @param {HTMLElement} element - The widget element to update.
 * @param {Record<string, string>} values - The edited attribute map (kebab keys).
 * @returns {void}
 */
export declare const writeWidgetAttributes: (element: HTMLElement, values: Record<string, string>) => void;
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