From b3860a8fd5f7d3988465310a854301a1a7893e88 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=89ric=20Lemoine?= <eric.lemoine@gmail.com>
Date: Mon, 24 Aug 2015 16:41:44 +0200
Subject: [PATCH] Fix custom build issue

This fixes a custom build issue by adding a goog.require to imagestaticsource.js.

Fixes #4012.
---
 src/ol/source/imagestaticsource.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/ol/source/imagestaticsource.js b/src/ol/source/imagestaticsource.js
index 705c8eb639..678db8653b 100644
--- a/src/ol/source/imagestaticsource.js
+++ b/src/ol/source/imagestaticsource.js
@@ -3,6 +3,7 @@ goog.provide('ol.source.ImageStatic');
 goog.require('goog.events');
 goog.require('goog.events.EventType');
 goog.require('ol.Image');
+goog.require('ol.ImageLoadFunctionType');
 goog.require('ol.extent');
 goog.require('ol.proj');
 goog.require('ol.source.Image');
@@ -34,7 +35,8 @@ ol.source.ImageStatic = function(options) {
   var crossOrigin = goog.isDef(options.crossOrigin) ?
       options.crossOrigin : null;
 
-  var imageLoadFunction = goog.isDef(options.imageLoadFunction) ?
+  var /** @type {ol.ImageLoadFunctionType} */ imageLoadFunction =
+      goog.isDef(options.imageLoadFunction) ?
       options.imageLoadFunction : ol.source.Image.defaultImageLoadFunction;
 
   goog.base(this, {