From d702b7637a61e1973e08c27b8d8de2ed24a543e2 Mon Sep 17 00:00:00 2001
From: Rick Waldron <waldron.rick@gmail.com>
Date: Mon, 11 Nov 2013 13:13:22 -0500
Subject: Data: move element cache to element[expando]

- avoid explicit data.discard() cleanup calls
- explicitly remove the data.events property, only when private data exists
- reduces code footprint

Fixes gh-1734
Close gh-1428
---
 src/event.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/event.js')

diff --git a/src/event.js b/src/event.js
index ae0539bb9..4849ef3f0 100644
--- a/src/event.js
+++ b/src/event.js
@@ -216,8 +216,12 @@ jQuery.event = {
 
 		// Remove the expando if it's no longer used
 		if ( jQuery.isEmptyObject( events ) ) {
+			// Normally this should go through the data api
+			// but since event.js owns these properties,
+			// this exception is made for the sake of optimizing
+			// the operation.
 			delete elemData.handle;
-			dataPriv.remove( elem, "events" );
+			delete elemData.events;
 		}
 	},
 
-- 
cgit v1.2.3