From d55afd57b52ccd828bccb9ef0d0e7e8365b66207 Mon Sep 17 00:00:00 2001
From: Frederic Junod <frederic.junod@camptocamp.com>
Date: Tue, 5 Jan 2016 13:55:12 +0100
Subject: [PATCH] Fix olx.format.GPXOptions#readExtensions type

This property is optional.
---
 externs/olx.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/externs/olx.js b/externs/olx.js
index 5f7908ceee..75a1d4d50f 100644
--- a/externs/olx.js
+++ b/externs/olx.js
@@ -1954,7 +1954,7 @@ olx.format.GPXOptions;
  * node is not allowed in GPX 1.0. Moreover, only `extensions`
  * nodes from `wpt`, `rte` and `trk` can be processed, as those are
  * directly mapped to a feature.
- * @type {function(ol.Feature, Node)}
+ * @type {function(ol.Feature, Node)|undefined}
  * @api stable
  */
 olx.format.GPXOptions.prototype.readExtensions;