Index: src/wp-includes/js/media-views.js
===================================================================
--- src/wp-includes/js/media-views.js	(revision 30026)
+++ src/wp-includes/js/media-views.js	(working copy)
@@ -6451,7 +6451,7 @@
 		events: {},
 		initialize: function() {
 			_.defaults( this.options, {
-				sortable:   true,
+				sortable:   false,
 				resize:     false,
 
 				// The single `Attachment` view to be used in the `Attachments` view.