queue: Clean up after the streaming thread has stopped
queue: Clean up after the streaming thread has stopped

https://bugzilla.gnome.org/show_bug.cgi?id=705835

jpakkane/gstreamer,lovebug356/gstreamer,mparis/gstreamer,shelsonjava/gstreamer,cablelabs/gstreamer,jpxiong/gstreamer,krichter722/gstreamer,centricular/gstreamer,cablelabs/gstreamer,cfoch/gstreamer,jpakkane/gstreamer,cfoch/gstreamer,centricular/gstreamer,jpakkane/gstreamer,cfoch/gstreamer,krichter722/gstreamer,mparis/gstreamer,shelsonjava/gstreamer,jpxiong/gstreamer,centricular/gstreamer,lubosz/gstreamer,krichter722/gstreamer,Lachann/gstreamer,justinjoy/gstreamer,shelsonjava/gstreamer,mparis/gstreamer,lovebug356/gstreamer,centricular/gstreamer,surround-io/gstreamer,ensonic/gstreamer,StreamUtils/gstreamer,jpakkane/gstreamer,krieger-od/gstreamer,lubosz/gstreamer,ensonic/gstreamer,StreamUtils/gstreamer,centricular/gstreamer,StreamUtils/gstreamer,Lachann/gstreamer,cfoch/gstreamer,mparis/gstreamer,lubosz/gstreamer,krichter722/gstreamer,StreamUtils/gstreamer,lovebug356/gstreamer,jpxiong/gstreamer,justinjoy/gstreamer,surround-io/gstreamer,mparis/gstreamer,krichter722/gstreamer,krieger-od/gstreamer,jpxiong/gstreamer,krieger-od/gstreamer,krieger-od/gstreamer,krieger-od/gstreamer,cablelabs/gstreamer,lovebug356/gstreamer,cablelabs/gstreamer,surround-io/gstreamer,justinjoy/gstreamer,Lachann/gstreamer,shelsonjava/gstreamer,ensonic/gstreamer,ensonic/gstreamer,surround-io/gstreamer,justinjoy/gstreamer,StreamUtils/gstreamer,Lachann/gstreamer,jpxiong/gstreamer,cablelabs/gstreamer,jpakkane/gstreamer,cfoch/gstreamer,lubosz/gstreamer,surround-io/gstreamer,Lachann/gstreamer,lubosz/gstreamer,lovebug356/gstreamer,shelsonjava/gstreamer,ensonic/gstreamer,justinjoy/gstreamer