tests: can't access private registry structure members directly any longer
tests: can't access private registry structure members directly any longer

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