Merge pull request #3172 from gmajoulet/master

Removing the IE8 PATCH requests fix

backbone.js

@@ -1235,15 +1235,6 @@
       params.processData = false;
     }
 
-    // If we're sending a `PATCH` request, and we're in an old Internet Explorer
-    // that still has ActiveX enabled by default, override jQuery to use that
-    // for XHR instead. Remove this line when jQuery supports `PATCH` on IE8.
-    if (params.type === 'PATCH' && noXhrPatch) {
-      params.xhr = function() {
-        return new ActiveXObject("Microsoft.XMLHTTP");
-      };
-    }
-
     // Pass along `textStatus` and `errorThrown` from jQuery.
     var error = options.error;
     options.error = function(xhr, textStatus, errorThrown) {
@@ -1258,10 +1249,6 @@
     return xhr;
   };
 
-  var noXhrPatch =
-    typeof window !== 'undefined' && !!window.ActiveXObject &&
-      !(window.XMLHttpRequest && (new XMLHttpRequest).dispatchEvent);
-
   // Map from CRUD to HTTP for our default `Backbone.sync` implementation.
   var methodMap = {
     'create': 'POST',