cleanup bing videos search (is broken)

"""

 Bing (Videos)

 @website     https://www.bing.com/videos

 @provide-api yes (http://datamarket.azure.com/dataset/bing/search)

 @using-api   no

 @results     HTML

 @stable      no

 @parse       url, title, content, thumbnail

"""

from json import loads

from lxml import html

from searx.engines.bing_images import _fetch_supported_languages, supported_languages_url

from searx.engines.xpath import extract_text

from searx.url_utils import urlencode

from searx.utils import match_language

        'ADLT=' + safesearch_types.get(params['safesearch'], 'DEMOTE')

    # language cookie

    # NOTE: supported_languages initiated dynamically

    language = match_language(params['language'], supported_languages).lower()

    params['cookies']['_EDGE_S'] = 'mkt=' + language + '&F=1'