pix_url is deprecated. Use image_url for images and pix_icon for icons.

• line 292 of /lib/outputrenderers.php: call to debugging()
• line 226 of /mod/eduplayer/locallib.php: call to renderer_base->pix_url()
• line 95 of /mod/eduplayer/locallib.php: call to eduplayer_player_playlist()
• line 553 of /mod/eduplayer/lib.php: call to eduplayer_player_helper()
• line 105 of /mod/eduplayer/view.php: call to eduplayer_video()