It is actually a small bug in valas gstreamer vapi: http://git.gnome.org/browse/vala/commit/?id=15ed2c07bf446be223f8ca7498fbfb79f76f9d6e
I reported it here as well: https://bugs.launchpad.net/ubuntu/+source/vala-0.14/+bug/985693
It is actually a small bug in valas gstreamer vapi: http:// git.gnome. org/browse/ vala/commit/ ?id=15ed2c07bf4 46be223f8ca7498 fbfb79f76f9d6e
I reported it here as well: https:/ /bugs.launchpad .net/ubuntu/ +source/ vala-0. 14/+bug/ 985693