Ajax: remove event dependency from the ajax module

(cherry-picked from c580a529) Ref 4e7f34f6296111f7f91d621397dfb02c6bf4c41f

Ajax: remove event dependency from the ajax module
(cherry-picked from c580a529) Ref 4e7f34f6296111f7f91d621397dfb02c6bf4c41f
1026d17d · Oleg Gaidarenko · Michał Gołębiowski · 76294e1e · 1026d17d
Commit 1026d17d authored Oct 10, 2014 by Oleg Gaidarenko Committed by Michał Gołębiowski Dec 11, 2014
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Showing with 3 additions and 2 deletions

xhr.js src/ajax/xhr.js +3 -2

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--- a/src/ajax/xhr.js
+++ b/src/ajax/xhr.js
@@ -32,8 +32,9 @@ var xhrId = 0,

 // Support: IE<10
 // Open requests must be manually aborted on unload (#5280)
-if ( window.ActiveXObject ) {
-	jQuery( window ).on( "unload", function() {
+// See https://support.microsoft.com/kb/2856746 for more info
+if ( window.attachEvent ) {
+	window.attachEvent( "onunload", function() {
 		for ( var key in xhrCallbacks ) {
 			xhrCallbacks[ key ]( undefined, true );
 		}