[media] DocBook: Improve DVB frontend description

The DVB frontend API got bitrotten. Update it.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2015-05-25 14:24:38 -03:00
commit ee072ed7e3