Removed xhr pooling since failing cross-domain requests leaves the xhr object in...

diff --git a/src/ajax/xhr.js b/src/ajax/xhr.js
index 3c3d124..614bd3a 100644 (file)
--- a/src/ajax/xhr.js
+++ b/src/ajax/xhr.js
@@ -1,14 +1,11 @@
 (function( jQuery ) {
 
-var // Next fake timer id
-       xhrPollingId = jQuery.now(),
+var // Next active xhr id
+       xhrId = jQuery.now(),
 
-       // Callbacks hashtable
+       // active xhrs
        xhrs = {},
 
-       // XHR pool
-       xhrPool = [],
-
        // #5280: see below
        xhrUnloadAbortInstalled;
 
@@ -42,7 +39,7 @@ jQuery.ajax.transport( function( s , determineDataType ) {
                                }
 
                                // Get a new xhr
-                               var xhr = xhrPool.pop() || s.xhr(),
+                               var xhr = s.xhr(),
                                        handle;
 
                                // Open the socket
@@ -74,14 +71,12 @@ jQuery.ajax.transport( function( s , determineDataType ) {
                                try {
                                        xhr.send( ( s.hasContent && s.data ) || null );
                                } catch(e) {
-                                       // Store back into pool
-                                       xhrPool.push( xhr );
                                        complete(0, "error", "" + e);
                                        return;
                                }
 
                                // Listener
-                               callback = function( isAbort ) {
+                               callback = function( _ , isAbort ) {
 
                                        // Was never called and is aborted or complete
                                        if ( callback && ( isAbort || xhr.readyState === 4 ) ) {
@@ -94,8 +89,6 @@ jQuery.ajax.transport( function( s , determineDataType ) {
                                                if (handle) {
                                                        xhr.onreadystatechange = jQuery.noop;
                                                        delete xhrs[ handle ];
-                                                       handle = undefined;
-                                                       xhrPool.push( xhr );
                                                }
 
                                                // If it's an abort
@@ -171,18 +164,16 @@ jQuery.ajax.transport( function( s , determineDataType ) {
 
                                } else {
 
-                                       // Listener is externalized to handle abort on unload
-                                       handle = xhrPollingId++;
+                                       // Add to list of active xhrs
+                                       handle = xhrId++;
                                        xhrs[ handle ] = xhr;
-                                       xhr.onreadystatechange = function() {
-                                               callback();
-                                       };
+                                       xhr.onreadystatechange = callback;
                                }
                        },
 
                        abort: function() {
                                if ( callback ) {
-                                       callback(1);
+                                       callback(0,1);
                                }
                        }
                };