From eb5f3b7bfeea210dbd60bb2dba6f08e6576549ea Mon Sep 17 00:00:00 2001
From: Erik Arvidsson <arv@chromium.org>
Date: Tue, 27 Aug 2013 17:29:18 -0400
Subject: [PATCH] Optimize wrap

---
 src/wrappers.js | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/src/wrappers.js b/src/wrappers.js
index 3016c1c..f5fbcd2 100644
--- a/src/wrappers.js
+++ b/src/wrappers.js
@@ -238,11 +238,8 @@ var ShadowDOMPolyfill = {};
 
     assert(isNative(impl));
     var wrapper = wrapperTable.get(impl);
-    if (!wrapper) {
-      var wrapperConstructor = getWrapperConstructor(impl);
-      wrapper = new wrapperConstructor(impl);
-      wrapperTable.set(impl, wrapper);
-    }
+    if (!wrapper)
+      wrapperTable.set(impl, wrapper = new (getWrapperConstructor(impl))(impl));
     return wrapper;
   }