From 5ce4e748f59833b687aa0d8e5a1859a29e50e086 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=89ric=20Lemoine?= <eric.lemoine@gmail.com>
Date: Fri, 22 Aug 2014 18:38:22 +0200
Subject: [PATCH] Add docs for the tile layer preload option

---
 externs/olx.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/externs/olx.js b/externs/olx.js
index 4503fa4b67..e8e1693526 100644
--- a/externs/olx.js
+++ b/externs/olx.js
@@ -2784,7 +2784,8 @@ olx.layer.TileOptions.prototype.opacity;
 
 
 /**
- * Preload.
+ * Preload. Load low-resolution tiles up to `preload` levels. By default
+ * `preload` is `0`, which means no preloading.
  * @type {number|undefined}
  * @api stable
  */