From d3b9af30d0146b05b507e37ea7b1a364c128d3ea Mon Sep 17 00:00:00 2001
From: Tom Payne <twpayne@gmail.com>
Date: Wed, 26 Sep 2012 23:23:17 +0200
Subject: [PATCH] Don't modify return type of method

---
 src/ol/layer/tilelayer.js          | 5 ++---
 src/ol/renderer/dom/tilelayer.js   | 4 ++--
 src/ol/renderer/webgl/tilelayer.js | 2 +-
 3 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/src/ol/layer/tilelayer.js b/src/ol/layer/tilelayer.js
index 5a18025ac3..8b1ef4e387 100644
--- a/src/ol/layer/tilelayer.js
+++ b/src/ol/layer/tilelayer.js
@@ -18,9 +18,8 @@ goog.inherits(ol.layer.TileLayer, ol.layer.Layer);
 
 
 /**
- * @inheritDoc
  * @return {ol.TileSource} Source.
  */
-ol.layer.TileLayer.prototype.getSource = function() {
-  return /** @type {ol.TileSource} */ goog.base(this, 'getSource');
+ol.layer.TileLayer.prototype.getTileSource = function() {
+  return /** @type {ol.TileSource} */ this.getSource();
 };
diff --git a/src/ol/renderer/dom/tilelayer.js b/src/ol/renderer/dom/tilelayer.js
index 5bb6e66890..2ff21296fe 100644
--- a/src/ol/renderer/dom/tilelayer.js
+++ b/src/ol/renderer/dom/tilelayer.js
@@ -74,7 +74,7 @@ ol.renderer.dom.TileLayer.prototype.getLayer = function() {
  */
 ol.renderer.dom.TileLayer.prototype.getTileOffset_ = function(z, resolution) {
   var tileLayer = this.getLayer();
-  var tileSource = tileLayer.getSource();
+  var tileSource = tileLayer.getTileSource();
   var tileGrid = tileSource.getTileGrid();
   var tileOrigin = tileGrid.getOrigin(z);
   var offset = new ol.Coordinate(
@@ -167,7 +167,7 @@ ol.renderer.dom.TileLayer.prototype.render = function() {
   var resolutionChanged = (mapResolution !== this.renderedMapResolution_);
 
   var tileLayer = this.getLayer();
-  var tileSource = tileLayer.getSource();
+  var tileSource = tileLayer.getTileSource();
   var tileGrid = tileSource.getTileGrid();
 
   // z represents the "best" resolution
diff --git a/src/ol/renderer/webgl/tilelayer.js b/src/ol/renderer/webgl/tilelayer.js
index d8da4707f6..50dc6c9237 100644
--- a/src/ol/renderer/webgl/tilelayer.js
+++ b/src/ol/renderer/webgl/tilelayer.js
@@ -316,7 +316,7 @@ ol.renderer.webgl.TileLayer.prototype.render = function() {
   var mapRotation = map.getRotation();
 
   var tileLayer = this.getLayer();
-  var tileSource = tileLayer.getSource();
+  var tileSource = tileLayer.getTileSource();
   var tileGrid = tileSource.getTileGrid();
   var z = tileGrid.getZForResolution(mapResolution);
   var tileResolution = tileGrid.getResolution(z);