bin: Ignore state change failures from children that were removed from the bin already
bin: Ignore state change failures from children that were removed from the bin already

Fixes bug #584441.

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