parse: Remove some C99-style comments
parse: Remove some C99-style comments

centricular/gstreamer,krichter722/gstreamer,surround-io/gstreamer,cablelabs/gstreamer,cablelabs/gstreamer,mparis/gstreamer,cablelabs/gstreamer,jpakkane/gstreamer,centricular/gstreamer,jpakkane/gstreamer,shelsonjava/gstreamer,krichter722/gstreamer,cablelabs/gstreamer,shelsonjava/gstreamer,krichter722/gstreamer,shelsonjava/gstreamer,StreamUtils/gstreamer,ensonic/gstreamer,ensonic/gstreamer,jpakkane/gstreamer,jpakkane/gstreamer,surround-io/gstreamer,centricular/gstreamer,cfoch/gstreamer,Lachann/gstreamer,StreamUtils/gstreamer,cablelabs/gstreamer,Lachann/gstreamer,centricular/gstreamer,ensonic/gstreamer,jpakkane/gstreamer,cfoch/gstreamer,Lachann/gstreamer,krichter722/gstreamer,krichter722/gstreamer,mparis/gstreamer,mparis/gstreamer,jpxiong/gstreamer,shelsonjava/gstreamer,shelsonjava/gstreamer,Lachann/gstreamer,StreamUtils/gstreamer,jpxiong/gstreamer,surround-io/gstreamer,surround-io/gstreamer,StreamUtils/gstreamer,cfoch/gstreamer,cfoch/gstreamer,centricular/gstreamer,mparis/gstreamer,surround-io/gstreamer,Lachann/gstreamer,ensonic/gstreamer,mparis/gstreamer,jpxiong/gstreamer,cfoch/gstreamer,StreamUtils/gstreamer,jpxiong/gstreamer,ensonic/gstreamer,jpxiong/gstreamer