From 2ea685e18f79704fa6f9fdd204f1a79dd491c2a4 Mon Sep 17 00:00:00 2001
From: Frederic Junod <frederic.junod@camptocamp.com>
Date: Wed, 17 Dec 2014 10:21:53 +0100
Subject: [PATCH] Add 'opt_' prefix to optional param

---
 src/ol/tilecoord.js | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/ol/tilecoord.js b/src/ol/tilecoord.js
index 4464b7e4e4..25fcaeeba2 100644
--- a/src/ol/tilecoord.js
+++ b/src/ol/tilecoord.js
@@ -71,15 +71,15 @@ ol.tilecoord.createFromString = function(str) {
  * @param {number} z Z.
  * @param {number} x X.
  * @param {number} y Y.
- * @param {ol.TileCoord|undefined} tileCoord Tile coordinate.
+ * @param {ol.TileCoord=} opt_tileCoord Tile coordinate.
  * @return {ol.TileCoord} Tile coordinate.
  */
-ol.tilecoord.createOrUpdate = function(z, x, y, tileCoord) {
-  if (goog.isDef(tileCoord)) {
-    tileCoord[0] = z;
-    tileCoord[1] = x;
-    tileCoord[2] = y;
-    return tileCoord;
+ol.tilecoord.createOrUpdate = function(z, x, y, opt_tileCoord) {
+  if (goog.isDef(opt_tileCoord)) {
+    opt_tileCoord[0] = z;
+    opt_tileCoord[1] = x;
+    opt_tileCoord[2] = y;
+    return opt_tileCoord;
   } else {
     return [z, x, y];
   }