Ticket #20819: 20819.patch

wp-admin/custom-header.php

@@ -96 +96 @@
 
                 add_filter( 'attachment_fields_to_edit', array( $this, 'attachment_fields_to_edit' ), 10, 2 );
                 add_filter( 'media_upload_tabs', array( $this, 'filter_upload_tabs' ) );
+                add_filter( 'media_upload_mime_type_links', array( $this, 'filter_upload_mime_type_links' ) );
         }
 
         /**
@@ -984 +985 @@
                 return $tabs;
         }
 
+        function filter_upload_mime_type_links() {
+                return array();
+        }
+
 }