basesink; handle EOS correctly.
basesink; handle EOS correctly.

Handle EOS and buffers without a timestamp gracefully.
Remove a warning that is not so much a warning now anymore.

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