Fixed #19729 -- Removed leftover refactoring helper variables.

Thanks chrismedrela for the report.

Refs #6262, 44b9076 and 4d94c0c.

django/template/loaders/app_directories.py

@@ -61,5 +61,3 @@ class Loader(BaseLoader):
             except IOError:
                 pass
         raise TemplateDoesNotExist(template_name)
-
-_loader = Loader()

django/template/loaders/eggs.py

@@ -31,5 +31,3 @@ class Loader(BaseLoader):
                     resource = resource.decode(settings.FILE_CHARSET)
                 return (resource, 'egg:%s:%s' % (app, pkg_name))
         raise TemplateDoesNotExist(template_name)
-
-_loader = Loader()

django/template/loaders/filesystem.py

@@ -44,5 +44,3 @@ class Loader(BaseLoader):
             error_msg = "Your TEMPLATE_DIRS setting is empty. Change it to point to at least one template directory."
         raise TemplateDoesNotExist(error_msg)
     load_template_source.is_usable = True
-
-_loader = Loader()