make extra field works for AudioField and VideoField.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@43324 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Form/AudioField.py

@@ -55,6 +55,7 @@ class AudioWidget(Widget.TextWidget):
             return ''
         return Widget.render_element("audio",
                               src=value,
+                              extra=field.get_value('extra'),
                               controls=field.get_value('audio_controls'),
                               loop=field.get_value('audio_loop'),
                               preload=field.get_value('audio_preload'),

product/ERP5Form/VideoField.py

@@ -70,6 +70,7 @@ class VideoWidget(Widget.TextWidget):
             return ''
         return Widget.render_element("video",
                               src=value,
+                              extra=field.get_value('extra'),
                               controls=field.get_value('video_controls'),
                               loop=field.get_value('video_loop'),
                               width=field.get_value('video_width'),