Don't delete timer object on clearTimeout.

I've heard delete is inefficient in v8. Better to let the garbage collector
take care of it naturally.

diff --git a/src/node.js b/src/node.js
index 9247a02..917a15d 100644 (file)
--- a/src/node.js
+++ b/src/node.js
@@ -46,7 +46,6 @@ function setInterval (callback, repeat) {
 
 function clearTimeout (timer) {
   timer.stop();
-  delete timer;
 }
 
 clearInterval = clearTimeout;