Source

File: wp-includes/customize/class-wp-customize-image-control.php

* @param string $id
	 * @param string $label
	 * @param mixed  $callback
	 */
	public function add_tab( $id, $label, $callback ) {
		_deprecated_function( __METHOD__, '4.1.0' );
	}

	/**
	 * @since 3.4.0
	 * @deprecated 4.1.0
	 *
	 * @param string $id