NULL terminate the g_build_filename args.
NULL terminate the g_build_filename args.

Original commit message from CVS:
NULL terminate the g_build_filename args.

drothlis/gstreamer,magcius/gstreamer,jpakkane/gstreamer,drothlis/gstreamer,jpxiong/gstreamer,centricular/gstreamer,Lachann/gstreamer,ahmedammar/platform_external_gst_gstreamer,ylatuya/gstreamer,jpxiong/gstreamer,ensonic/gstreamer,shelsonjava/gstreamer,jpakkane/gstreamer,ylatuya/gstreamer,mparis/gstreamer,lubosz/gstreamer,krichter722/gstreamer,Lachann/gstreamer,jpakkane/gstreamer,jpxiong/gstreamer,lovebug356/gstreamer,magcius/gstreamer,krieger-od/gstreamer,krichter722/gstreamer,surround-io/gstreamer,jpakkane/gstreamer,centricular/gstreamer,mrchapp/gstreamer,surround-io/gstreamer,shelsonjava/gstreamer,krichter722/gstreamer,ensonic/gstreamer,centricular/gstreamer,lubosz/gstreamer,Distrotech/gstreamer,drothlis/gstreamer,StreamUtils/gstreamer,ensonic/gstreamer,krieger-od/gstreamer,Distrotech/gstreamer,ylatuya/gstreamer,ensonic/gstreamer,ahmedammar/platform_external_gst_gstreamer,StreamUtils/gstreamer,cfoch/gstreamer,Distrotech/gstreamer,jpakkane/gstreamer,shelsonjava/gstreamer,collects/gstreamer,cfoch/gstreamer,mparis/gstreamer,ensonic/gstreamer,mrchapp/gstreamer,cfoch/gstreamer,mparis/gstreamer,cfoch/gstreamer,krichter722/gstreamer,mparis/gstreamer,lovebug356/gstreamer,ahmedammar/platform_external_gst_gstreamer,lovebug356/gstreamer,StreamUtils/gstreamer,surround-io/gstreamer,jpxiong/gstreamer,lubosz/gstreamer,jpxiong/gstreamer,ylatuya/gstreamer,magcius/gstreamer,shelsonjava/gstreamer,collects/gstreamer,ylatuya/gstreamer,cablelabs/gstreamer,justinjoy/gstreamer,lovebug356/gstreamer,Lachann/gstreamer,lovebug356/gstreamer,cablelabs/gstreamer,Lachann/gstreamer,justinjoy/gstreamer,cablelabs/gstreamer,cablelabs/gstreamer,Distrotech/gstreamer,StreamUtils/gstreamer,centricular/gstreamer,ahmedammar/platform_external_gst_gstreamer,justinjoy/gstreamer,ahmedammar/platform_external_gst_gstreamer,surround-io/gstreamer,justinjoy/gstreamer,centricular/gstreamer,krieger-od/gstreamer,justinjoy/gstreamer,collects/gstreamer,collects/gstreamer,magcius/gstreamer,krieger-od/gstreamer,cfoch/gstreamer,drothlis/gstreamer,collects/gstreamer,cablelabs/gstreamer,Lachann/gstreamer,magcius/gstreamer,mrchapp/gstreamer,krieger-od/gstreamer,surround-io/gstreamer,shelsonjava/gstreamer,StreamUtils/gstreamer,mparis/gstreamer,lubosz/gstreamer,Distrotech/gstreamer,mrchapp/gstreamer,krichter722/gstreamer,mrchapp/gstreamer,lubosz/gstreamer,drothlis/gstreamer