Remove use of goog.object.forEach()

src/ol/source/tileimagesource.js

@@ -1,12 +1,12 @@
 goog.provide('ol.source.TileImage');
 
 goog.require('goog.asserts');
-goog.require('ol.events');
-goog.require('ol.events.EventType');
 goog.require('goog.object');
 goog.require('ol.ImageTile');
 goog.require('ol.TileCache');
 goog.require('ol.TileState');
+goog.require('ol.events');
+goog.require('ol.events.EventType');
 goog.require('ol.proj');
 goog.require('ol.reproj.Tile');
 goog.require('ol.source.UrlTile');
@@ -112,9 +112,10 @@ ol.source.TileImage.prototype.expireCache = function(projection, usedTiles) {
   var usedTileCache = this.getTileCacheForProjection(projection);
 
   this.tileCache.expireCache(this.tileCache == usedTileCache ? usedTiles : {});
-  goog.object.forEach(this.tileCacheForProjection, function(tileCache) {
+  for (var id in this.tileCacheForProjection) {
+    var tileCache = this.tileCacheForProjection[id];
     tileCache.expireCache(tileCache == usedTileCache ? usedTiles : {});
-  });
+  }
 };
 
 
@@ -303,9 +304,9 @@ ol.source.TileImage.prototype.setRenderReprojectionEdges = function(render) {
     return;
   }
   this.renderReprojectionEdges_ = render;
-  goog.object.forEach(this.tileCacheForProjection, function(tileCache) {
-    tileCache.clear();
-  });
+  for (var id in this.tileCacheForProjection) {
+    this.tileCacheForProjection[id].clear();
+  }
   this.changed();
 };