'jetpack' ),
				array( 'status' => 400 )
			);
			return null;
		} finally {
			$this->doing_determine_current_user_filter = false;
		}
	}

	/**
	 * Report authentication status to the WP REST API.
	 *
	 * @param  WP_Error|mixed $value Error from another authentication handler, null if we should handle it, or another value if not.
	 * @return WP_Error|boolean|null {@see WP_JSON_Server::check_authentication}
	 */
	public function wp_rest_authentication_errors( $value ) {
		if ( null !== $value ) {
			return $value;
		}
		return $this->rest_authentication_status;
	}

	/**
	 * Resets the saved authentication state in between testing requests.
	 */
	public function reset_saved_auth_state() {
		$this->rest_authentication_status = null;
		$this->connection_manager->reset_saved_auth_state();
	}
}