Revert "Add checking err for IsWindowsClient()"
Revert "Add checking err for IsWindowsClient()"

Signed-off-by: Stefan J. Wernli <83146b3f843e2cabf52cc6abaa32c20ae61a0a7e@microsoft.com>

Mokolea/docker,imkin/moby,kolyshkin/docker,darrenstahlmsft/moby,justincormack/docker,msabansal/docker,cloudflare/docker,moby/moby,tagomoris/docker,xuxinkun/docker,lixiaobing10051267/docker,flavio/docker,jlhawn/docker,KarthikNayak/docker,mtanlee/docker,moby/moby,mixja/docker,thaJeztah/docker,sterchelen/docker,ibuildthecloud/docker,PatrickLang/moby,ndeloof/docker,endophage/docker,dims/docker,sarnautov/moby,scotttlin/docker,dgageot/docker,x1022as/docker,thtanaka/docker,paralin/docker,rremer/moby,Ramzec/docker,xuxinkun/docker,johnstep/moby-moby,ibuildthecloud/docker,laijs/docker,coolljt0725/docker,13W/docker,thtanaka/docker,13W/docker,lixiaobing1/docker,duglin/docker,JMesser81/docker,tianon/docker,hqhq/moby,sdurrheimer/docker,rremer/moby,YuPengZTE/docker,ripcurld0/moby,kencochrane/docker,thaJeztah/docker,catinthesky/docker,michael-holzheu/docker,cpuguy83/docker,icaoweiwei/docker,jvanz/docker,shhsu/docker,endophage/docker,konstruktoid/docker-upstream,asbjornenge/docker,laijs/moby,KarthikNayak/docker,allencloud/docker,fcrisciani/docker,coolljt0725/docker,KingEmet/docker,xiekeyang/docker,imkin/moby,pradipd/moby,icaoweiwei/docker,bonczj/moby-json-file-logger,tophj-ibm/docker,bearstech/moby,laijs/docker,dgageot/docker,sfsmithcha/docker,kencochrane/docker,nalind/docker,laijs/moby,mstanleyjones/docker,tonistiigi/docker,madhanrm/docker,jhorwit2/docker,coolljt0725/docker,duglin/docker,dmcgowan/docker,yongtang/docker,coreos/docker,pramodhkp/moby,darrenstahlmsft/moby,SvenDowideit/docker,trebonian/docker,mahak/docker,moul/docker,dmcgowan/docker,nalind/docker,noironetworks/docker,jwhonce/docker,tmp6154/docker,danyalKhaliq10p/moby,Mokolea/docker,qudongfang/docker,kojiromike/docker,charleszheng44/moby,crosbymichael/docker,yummypeng/docker,ajaymdesai/docker,q384566678/docker,paralin/docker,yosifkit/docker,docker/docker,liaoqingwei/docker,stevvooe/docker,miminar/docker,ColinHebert/docker,yp-engineering/docker,gschaetz/moby,qudongfang/docker,mikedougherty/docker,ajaymdesai/docker,Syntaxide/docker,mkumatag/docker,scotttlin/docker,yp-engineering/docker,dgageot/docker,erikh/docker,brahmaroutu/docker,tophj-ibm/moby,gschaetz/moby,jvanz/docker,cloudflare/docker,KarthikNayak/docker,gnailuy/docker,djs55/docker,Syntaxide/docker,flavio/docker,rancher/docker,lixiaobing10051267/docker,kolyshkin/moby,mikedougherty/docker,erikstmartin/docker,laijs/moby,unclejack/docker,cpuguy83/docker,rancher/docker,yasiramin10p/moby,harche/docker,ffoysal/docker,justincormack/docker,naveed-jamil-tenpearls/moby,rancher/docker,HideoYamauchi/docker,catinthesky/docker,jwhonce/docker,michael-holzheu/docker,raja-sami-10p/moby,gschaetz/moby,resin-io/docker,erikh/docker,kojiromike/docker,harche/docker,whuwxl/docker,xiaods/docker,whuwxl/docker,cyphar/docker,mike1729/docker,moby/moby,alfred-landrum/docker,tophj-ibm/moby,tagomoris/docker,eskaaren/docker,ColinHebert/docker,danyalKhaliq10p/moby,Ramzec/docker,fcrisciani/docker,ffoysal/docker,stevvooe/docker,vdemeester/docker,kunalkushwaha/docker,stevvooe/docker,gnailuy/docker,michelvocks/docker,mahak/docker,konstruktoid/docker-upstream,SvenDowideit/docker,docker/docker,dmcgowan/docker,q384566678/docker,docker/docker,tophj-ibm/moby,yosifkit/docker,endophage/docker,xiaods/docker,mixja/docker,amatsus/docker,konstruktoid/docker-1,dims/docker,ripcurld0/moby,KingEmet/docker,POLJM242/docker,mtanlee/docker,resin-io/docker,erikh/docker,dccurtis/docker,diogomonica/docker,AkihiroSuda/docker,darrenstahlmsft/moby,trebonian/docker,shhsu/docker,diogomonica/docker,charleszheng44/moby,yummypeng/docker,mikebrow/docker,mike1729/docker,jimjag/docker,KingEmet/docker,moul/docker,dccurtis/docker,konstruktoid/docker-1,x1022as/docker,AkihiroSuda/docker,asbjornenge/docker,hqhq/moby,mikebrow/docker,x1022as/docker,PatrickLang/moby,danyalKhaliq10p/moby,michelvocks/docker,mkumatag/docker,yummypeng/docker,yosifkit/docker,diogomonica/docker,naveed-jamil-tenpearls/moby,prertik/docker,charleszheng44/moby,mtanlee/docker,mahak/docker,ajaymdesai/docker,srust/docker,shhsu/docker,HuKeping/docker,paralin/docker,kolyshkin/docker,ibuildthecloud/docker,splunk/docker,jimjag/docker,tklauser/docker,pramodhkp/moby,prertik/docker,ndeloof/docker,laijs/docker,mikedougherty/docker,michael-holzheu/docker,maxamillion/docker,konstruktoid/docker-upstream,bearstech/moby,bonczj/moby-json-file-logger,asbjornenge/docker,nawawi/docker,konstruktoid/docker-upstream,pradipd/moby,PatrickLang/moby,gjaskiewicz/moby,mstanleyjones/docker,haveatry/docker,dccurtis/docker,lixiaobing1/docker,justincormack/docker,estesp/docker,jimjag/docker,msabansal/docker,gjaskiewicz/moby,Ramzec/docker,kolyshkin/moby,ColinHebert/docker,tonistiigi/docker,xiekeyang/docker,raja-sami-10p/moby,bonczj/moby-json-file-logger,shishir-a412ed/docker,alfred-landrum/docker,darrenstahlmsft/docker,JMesser81/docker,noironetworks/docker,splunk/docker,thaJeztah/docker,trebonian/docker,lixiaobing1/docker,dims/docker,akira-baruah/docker,gnailuy/docker,jlhawn/docker,miminar/docker,darrenstahlmsft/docker,mstanleyjones/docker,unclejack/docker,liaoqingwei/docker,yongtang/docker,nalind/docker,gnailuy/docker,mahak/docker,tmp6154/docker,catinthesky/docker,shishir-a412ed/docker,kolyshkin/moby,shishir-a412ed/docker,xiaods/docker,sfsmithcha/docker,yasiramin10p/moby,jthelin/docker,splunk/docker,afein/docker,allencloud/docker,pramodhkp/moby,rremer/moby,naveed-jamil-tenpearls/moby,qudongfang/docker,brahmaroutu/docker,nawawi/docker,ffoysal/docker,nawawi/docker,portworx/docker,estesp/docker,afein/docker,sterchelen/docker,tophj-ibm/docker,portworx/docker,maxamillion/docker,bearstech/moby,portworx/docker,tklauser/docker,coreos/docker,johnstep/moby-moby,mtesselH/docker,cpuguy83/docker,jameszhan/docker,dsheets/moby,rhatdan/docker,yosifkit/docker,cyphar/docker,amatsus/docker,msabansal/docker,akira-baruah/docker,jwhonce/docker,HuKeping/docker,mtrmac/docker,dperny/docker,hqhq/moby,sterchelen/docker,mixja/docker,konstruktoid/docker-1,dsheets/moby,xuxinkun/docker,darrenstahlmsft/docker,mtesselH/docker,moby/moby,prertik/docker,moypray/docker,mtrmac/docker,yp-engineering/docker,kunalkushwaha/docker,resin-io/docker,cpuguy83/docker,maxamillion/docker,thaJeztah/docker,coreos/docker,flavio/docker,srust/docker,johnstep/moby-moby,dperny/docker,erikstmartin/docker,kojiromike/docker,scotttlin/docker,mtrmac/docker,rhatdan/docker,yasiramin10p/moby,tophj-ibm/docker,liaoqingwei/docker,jlhawn/docker,mike1729/docker,pradipd/moby,yongtang/docker,xiekeyang/docker,Mokolea/docker,moypray/docker,imkin/moby,tianon/docker,mohmost12/docker,POLJM242/docker,michelvocks/docker,tmp6154/docker,jthelin/docker,jhorwit2/docker,noironetworks/docker,raja-sami-10p/moby,AkihiroSuda/docker,jameszhan/docker,jimjag/docker,fcrisciani/docker,mohmost12/docker,moul/docker,YuPengZTE/docker,13W/docker,HuKeping/docker,thtanaka/docker,miminar/docker,djs55/docker,srust/docker,haveatry/docker,gjaskiewicz/moby,madhanrm/docker,sfsmithcha/docker,ripcurld0/moby,Syntaxide/docker,afein/docker,amatsus/docker,sarnautov/moby,sdurrheimer/docker,vdemeester/docker,moul/docker,djs55/docker,jameszhan/docker,haveatry/docker,tonistiigi/docker,ndeloof/docker,nawawi/docker,sdurrheimer/docker,duglin/docker,harche/docker,mikebrow/docker,Ramzec/docker,lixiaobing10051267/docker,bearstech/moby,dsheets/moby,cloudflare/docker,erikstmartin/docker,q384566678/docker,estesp/docker,eskaaren/docker,alfred-landrum/docker,ibuildthecloud/docker,vdemeester/docker,HideoYamauchi/docker,mkumatag/docker,madhanrm/docker,nalind/docker,rhatdan/docker,allencloud/docker,moypray/docker,unclejack/docker,kencochrane/docker,tagomoris/docker,HideoYamauchi/docker,sarnautov/moby,whuwxl/docker,flavio/docker,AkihiroSuda/docker,mohmost12/docker,kunalkushwaha/docker,icaoweiwei/docker,brahmaroutu/docker,13W/docker,crosbymichael/docker,mtesselH/docker,paralin/docker,dperny/docker,ibuildthecloud/docker,YuPengZTE/docker,13W/docker,crosbymichael/docker,cyphar/docker,JMesser81/docker,trebonian/docker,tklauser/docker,eskaaren/docker,Mokolea/docker,jhorwit2/docker,jvanz/docker,SvenDowideit/docker