queue: remove unused label. Fixes compiler warning.
queue: remove unused label. Fixes compiler warning.

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