From 64021b130abf1f6445d2e9ff8de2947a93b7d877 Mon Sep 17 00:00:00 2001
From: Tom Payne <twpayne@gmail.com>
Date: Wed, 20 Nov 2013 11:04:40 +0100
Subject: [PATCH] Improve type checking in ol.renderer.webgl.TileLayer

---
 src/ol/renderer/webgl/webgltilelayerrenderer.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/ol/renderer/webgl/webgltilelayerrenderer.js b/src/ol/renderer/webgl/webgltilelayerrenderer.js
index e60139653b..63e336e0d5 100644
--- a/src/ol/renderer/webgl/webgltilelayerrenderer.js
+++ b/src/ol/renderer/webgl/webgltilelayerrenderer.js
@@ -279,6 +279,9 @@ ol.renderer.webgl.TileLayer.prototype.renderFrame =
   this.manageTilePyramid(
       frameState, tileSource, tileGrid, projection, extent, z,
       tileLayer.getPreload(),
+      /**
+       * @param {ol.Tile} tile Tile.
+       */
       function(tile) {
         if (tile.getState() == ol.TileState.LOADED &&
             !mapRenderer.isTileTextureLoaded(tile) &&