/**
 * Adds new consumer and trigger definitions or replaces existing ones by matching 'context' for consumers and 'on' for triggers.
 * @param {object} originalBrush Original brush definition
 * @param {object} newBrush New brush definition
 * @returns {object} original brush definition extended with the new definition
 * @private
 */
export default function extendBrush(originalBrush: object, newBrush: object): object;