Css_parser.Normalizeval normalize_stylesheet :
(Css_parser__.Types.Rule.t list * Css_parser_common.Location.t) ->
Css_parser__.Types.Rule.t list * Css_parser_common.Location.tval normalize_style_block :
(Css_parser__.Types.Style_block.Block_element.t list
* Css_parser_common.Location.t) ->
Css_parser__.Types.Style_block.Block_element.t list
* Css_parser_common.Location.t