mate-desktop/mate-media — pull request #27 by plaes (2013-06-12 18:53:58+00:00)
Title: Drop gstreamer support

According to http://cgit.freedesktop.org/gstreamer/gstreamer/tree/docs/random/porting-to-1.0.txt there's no replacement for GstMixer API that gst-mixer is using extensively, therefore it's a lot simpler to just drop gstreamer support and use pulseaudio by default.