Default accept function in Acceptor
Default accept function in Acceptor

Summary: Since Acceptor can be used for TCP or UDP, make an empty default TCP accept function so subclasses don't have to.

Test Plan:
built D1942242, no build errors

contbuild

Reviewed By: yfeldblum@fb.com

Subscribers: doug, fugalh, folly-diffs@, jsedgwick, yfeldblum, chalfant

FB internal diff: D1948940

Signature: t1:1948940:1427498977:26b7bb23e3367ff6695dad86ebf0e60637815a7b

Eagle-X/folly,hongliangzhao/folly,bobegir/folly,nickhen/folly,romange/folly,stonegithubs/folly,bikong2/folly,SammyK/folly,upsoft/folly,juniway/folly,sonnyhu/folly,facebook/folly,charsyam/folly,bobegir/folly,upsoft/folly,xzmagic/folly,kernelim/folly,loverszhaokai/folly,colemancda/folly,fw1121/folly,KSreeHarsha/folly,arg0/folly,SeanRBurton/folly,xzmagic/folly,sakishum/folly,floxard/folly,brunomorishita/folly,nickhen/folly,kernelim/folly,loverszhaokai/folly,stonegithubs/folly,raphaelamorim/folly,guker/folly,theiver9827/folly,PPC64/folly,stonegithubs/folly,shaobz/folly,tomhughes/folly,PoisonBOx/folly,tomhughes/folly,raphaelamorim/folly,Hincoin/folly,xzmagic/folly,juniway/folly,PPC64/folly,loversInJapan/folly,ykarlsbrun/folly,floxard/folly,rklabs/folly,bsampath/folly,SeanRBurton/folly,leolujuyi/folly,arg0/folly,brunomorishita/folly,colemancda/folly,chjp2046/folly,SammyK/folly,bikong2/folly,doctaweeks/folly,CJstar/folly,charsyam/folly,juniway/folly,theiver9827/folly,loverszhaokai/folly,Hincoin/folly,zhiweicai/folly,alexst07/folly,bikong2/folly,ykarlsbrun/folly,bikong2/folly,ykarlsbrun/folly,shaobz/folly,cole14/folly,brunomorishita/folly,shaobz/folly,chjp2046/folly,bsampath/folly,leolujuyi/folly,doctaweeks/folly,cole14/folly,facebook/folly,fw1121/folly,zhiweicai/folly,brunomorishita/folly,tempbottle/folly,Eagle-X/folly,tomhughes/folly,bowlofstew/folly,stonegithubs/folly,alexst07/folly,juniway/folly,yangjin-unique/folly,guker/folly,kernelim/folly,facebook/folly,shaobz/folly,clearlinux/folly,Eagle-X/folly,hongliangzhao/folly,gavioto/folly,constantine001/folly,bsampath/folly,wildinto/folly,gaoyingie/folly,fw1121/folly,PoisonBOx/folly,gaoyingie/folly,leolujuyi/folly,arg0/folly,raphaelamorim/folly,clearlylin/folly,tempbottle/folly,yangjin-unique/folly,nickhen/folly,renyinew/folly,wildinto/folly,theiver9827/folly,guker/folly,reddit/folly,PPC64/folly,leolujuyi/folly,CJstar/folly,KSreeHarsha/folly,alexst07/folly,tomhughes/folly,bobegir/folly,sakishum/folly,kernelim/folly,romange/folly,sakishum/folly,leolujuyi/folly,bobegir/folly,renyinew/folly,wildinto/folly,clearlylin/folly,sakishum/folly,chjp2046/folly,loversInJapan/folly,ykarlsbrun/folly,shaobz/folly,bikong2/folly,CJstar/folly,constantine001/folly,loversInJapan/folly,bowlofstew/folly,yangjin-unique/folly,romange/folly,mqeizi/folly,cole14/folly,nickhen/folly,theiver9827/folly,gaoyingie/folly,ykarlsbrun/folly,project-zerus/folly,colemancda/folly,project-zerus/folly,bsampath/folly,Orvid/folly,CJstar/folly,colemancda/folly,zhiweicai/folly,lifei/folly,sonnyhu/folly,gaoyingie/folly,sonnyhu/folly,tempbottle/folly,tomhughes/folly,theiver9827/folly,project-zerus/folly,mqeizi/folly,tempbottle/folly,xzmagic/folly,kernelim/folly,clearlinux/folly,cole14/folly,gavioto/folly,SammyK/folly,gavioto/folly,charsyam/folly,arg0/folly,upsoft/folly,Orvid/folly,renyinew/folly,rklabs/folly,Orvid/folly,mqeizi/folly,lifei/folly,reddit/folly,facebook/folly,gavioto/folly,hongliangzhao/folly,loverszhaokai/folly,renyinew/folly,clearlinux/folly,project-zerus/folly,yangjin-unique/folly,wildinto/folly,guker/folly,SammyK/folly,constantine001/folly,PoisonBOx/folly,facebook/folly,clearlinux/folly,mqeizi/folly,KSreeHarsha/folly,reddit/folly,alexst07/folly,KSreeHarsha/folly,hongliangzhao/folly,rklabs/folly,clearlinux/folly,tempbottle/folly,nickhen/folly,brunomorishita/folly,chjp2046/folly,Orvid/folly,KSreeHarsha/folly,sonnyhu/folly,stonegithubs/folly,loverszhaokai/folly,loversInJapan/folly,SeanRBurton/folly,renyinew/folly,clearlylin/folly,floxard/folly,doctaweeks/folly,lifei/folly,juniway/folly,rklabs/folly,gavioto/folly,SeanRBurton/folly,Eagle-X/folly,PoisonBOx/folly,PPC64/folly,Hincoin/folly,loversInJapan/folly,bowlofstew/folly,clearlylin/folly,lifei/folly,SeanRBurton/folly,xzmagic/folly,arg0/folly,CJstar/folly,lifei/folly,raphaelamorim/folly,reddit/folly,Orvid/folly,constantine001/folly,constantine001/folly,sakishum/folly,doctaweeks/folly,chjp2046/folly,bowlofstew/folly,romange/folly,PPC64/folly,yangjin-unique/folly,raphaelamorim/folly,hongliangzhao/folly,Eagle-X/folly,gaoyingie/folly,guker/folly,cole14/folly,floxard/folly,SammyK/folly,charsyam/folly,wildinto/folly,bowlofstew/folly,zhiweicai/folly,PoisonBOx/folly,romange/folly,clearlylin/folly,floxard/folly,reddit/folly,sonnyhu/folly,colemancda/folly,zhiweicai/folly,upsoft/folly,bobegir/folly,Hincoin/folly,Hincoin/folly,project-zerus/folly,mqeizi/folly,upsoft/folly,alexst07/folly,fw1121/folly,bsampath/folly,fw1121/folly,rklabs/folly,doctaweeks/folly