From 3e2cc3c2463061e4d543978d4ae34eb8e2c62e57 Mon Sep 17 00:00:00 2001
From: Guillaume Beraudo <guillaume.beraudo@camptocamp.com>
Date: Wed, 3 Dec 2014 14:15:46 +0100
Subject: [PATCH] Faster vector source clear

Three seconds speed up for clearing 100'000 features.
---
 src/ol/structs/rbush.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ol/structs/rbush.js b/src/ol/structs/rbush.js
index 4de21cbc1f..a9c5cce5d9 100644
--- a/src/ol/structs/rbush.js
+++ b/src/ol/structs/rbush.js
@@ -228,7 +228,7 @@ ol.structs.RBush.prototype.isEmpty = function() {
  */
 ol.structs.RBush.prototype.clear = function() {
   this.rbush_.clear();
-  goog.object.clear(this.items_);
+  this.items_ = {};
 };