Removed some deprecated speed related code.
Removed some deprecated speed related code.

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anos-Bletsos/spark-cost-model-optimizer,sachintyagi22/spark,xuanyuanking/spark,tengpeng/spark,sahilTakiar/spark,srowen/spark,panfengfeng/spark,ibm-research-ireland/sparkoscope,HyukjinKwon/spark,mdespriee/spark,maropu/spark,metamx/spark,wangyum/spark,jiangxb1987/spark,debugger87/spark,sachintyagi22/spark,jkbradley/spark,jkbradley/spark,jkbradley/spark,pronix/spark,tejasapatil/spark,chuckchen/spark,ericvandenbergfb/spark,zzcclp/spark,stanzhai/spark,stanzhai/spark,setjet/spark,szhem/spark,byakuinss/spark,mdespriee/spark,ConeyLiu/spark,kevinyu98/spark,mkolod/incubator-spark,haowu80s/spark,ericvandenbergfb/spark,sachintyagi22/spark,Panos-Bletsos/spark-cost-model-optimizer,ahnqirage/spark,facaiy/spark,darionyaphet/spark,huang1900/spark,jlopezmalla/spark,SHASHANKB/spark,ajaysaini725/spark,techaddict/spark,aokolnychyi/spark,map222/spark,ddna1021/spark,Aegeaner/spark,ron8hu/spark,bdrillard/spark,apache-spark-on-k8s/spark,apache/spark,patrick-nicholson/spark,adrian-ionescu/apache-spark,shubhamchopra/spark,apache/spark,holdenk/spark,rezasafi/spark,ioana-delaney/spark,pgandhi999/spark,alunarbeach/spark,aosagie/spark,BryanCutler/spark,zero323/spark,ajaysaini725/spark,spark-test/spark,ibm-research-ireland/sparkoscope,skonto/spark,huang1900/spark,brad-kaiser/spark,tengpeng/spark,mkolod/incubator-spark,tejasapatil/spark,ueshin/apache-spark,ahnqirage/spark,joseph-torres/spark,tejasapatil/spark,kimoonkim/spark,icexelloss/spark,rekhajoshm/spark,metamx/spark,holdenk/spark,SHASHANKB/spark,janewangfb/spark,liyichao/spark,goldmedal/spark,mahak/spark,gioenn/xSpark,dhruve/spark,SHASHANKB/spark,pronix/spark,ueshin/apache-spark,darionyaphet/spark,huang1900/spark,WeichenXu123/spark,chuckchen/spark,Aegeaner/spark,shubhamchopra/spark,akopich/spark,gengliangwang/spark,tengpeng/spark,kiszk/spark,chuckchen/spark,spark-test/spark,bdrillard/spark,mzl9039/spark,jperla/spark-advancers,nilsgrabbert/spark,aray/spark,vinodkc/spark,goldmedal/spark,huang1900/spark,setjet/spark,cin/spark,xuanyuanking/spark,dotunolafunmiloye/spark,techaddict/spark,kissmetrics/spark,hhbyyh/spark,someorz/spark,panfengfeng/spark,guoxiaolongzte/spark,pronix/spark,kevinyu98/spark,janewangfb/spark,maropu/spark,ibm-research-ireland/sparkoscope,lvdongr/spark,hvanhovell/spark,ConeyLiu/spark,icexelloss/spark,nchammas/spark,ericvandenbergfb/spark,haowu80s/spark,maropu/spark,jlopezmalla/spark,poffuomo/spark,SHASHANKB/spark,mahak/spark,1haodian/spark,gioenn/xSpark,jrshust/spark,jlopezmalla/spark,facaiy/spark,SHASHANKB/spark,UndeadBaneGitHub/spark,liyichao/spark,jianran/spark,apache/spark,ericvandenbergfb/spark,stanzhai/spark,SnappyDataInc/spark,andrewor14/spark,ron8hu/spark,koeninger/spark,HyukjinKwon/spark,kevinyu98/spark,ericvandenbergfb/spark,jiangxb1987/spark,publicRoman/spark,LantaoJin/spark,icexelloss/spark,patrick-nicholson/spark,patrick-nicholson/spark,patrick-nicholson/spark,icexelloss/spark,cin/spark,mzl9039/spark,wgpshashank/spark,aosagie/spark,bOOm-X/spark,MLnick/spark,michalsenkyr/spark,ibm-research-ireland/sparkoscope,LantaoJin/spark,ptkool/spark,Aegeaner/spark,liyichao/spark,poffuomo/spark,facaiy/spark,someorz/spark,michalsenkyr/spark,ptkool/spark,liyichao/spark,xuanyuanking/spark,bravo-zhang/spark,markhamstra/spark,szhem/spark,sahilTakiar/spark,esi-mineset/spark,hvanhovell/spark,skonto/spark,lxsmnv/spark,wangyum/spark,ddna1021/spark,wangmiao1981/spark,poffuomo/spark,zhouyejoe/spark,mike0sv/spark,ajaysaini725/spark,wzhfy/spark,stanzhai/spark,joseph-torres/spark,ptkool/spark,JoshRosen/spark,shuangshuangwang/spark,JerryLead/spark,cin/spark,ioana-delaney/spark,JerryLead/spark,kiszk/spark,andrewor14/iolap,andrewor14/spark,minixalpha/spark,rednaxelafx/apache-spark,rekhajoshm/spark,debugger87/spark,vax11780/spark,lxsmnv/spark,andrewor14/spark,sureshthalamati/spark,kevinyu98/spark,zhouyejoe/spark,jrshust/spark,xflin/spark,mahak/spark,panfengfeng/spark,cloudera/spark,ibm-research-ireland/sparkoscope,WeichenXu123/spark,JerryLead/spark,cloud-fan/spark,ptkool/spark,kevinyu98/spark,techaddict/spark,janewangfb/spark,mkolod/incubator-spark,1haodian/spark,skonto/spark,gengliangwang/spark,icexelloss/spark,zzcclp/spark,facaiy/spark,dongjoon-hyun/spark,markhamstra/spark,mdespriee/spark,jrshust/spark,map222/spark,hvanhovell/spark,kissmetrics/spark,setjet/spark,sryza/spark,mahak/spark,milliman/spark,nlalevee/spark,actuaryzhang/spark,brad-kaiser/spark,ron8hu/spark,sahilTakiar/spark,actuaryzhang/spark,andrewor14/iolap,wangyum/spark,jiangxb1987/spark,akopich/spark,aokolnychyi/spark,UndeadBaneGitHub/spark,loneknightpy/spark,huang1900/spark,srowen/spark,andrewor14/spark,yanboliang/spark,actuaryzhang/spark,janewangfb/spark,zuotingbing/spark,lvdongr/spark,mzl9039/spark,hhbyyh/spark,eyalfa/spark,actuaryzhang/spark,shubhamchopra/spark,rjpower/spark,ahnqirage/spark,wangmiao1981/spark,techaddict/spark,apache/spark,aray/spark,Aegeaner/spark,debugger87/spark,shaneknapp/spark,wgpshashank/spark,rekhajoshm/spark,pronix/spark,matthewfranglen/spark,wzhfy/spark,esi-mineset/spark,minixalpha/spark,guoxiaolongzte/spark,gengliangwang/spark,alunarbeach/spark,rezasafi/spark,jrshust/spark,bdrillard/spark,wangmiao1981/spark,szhem/spark,rikima/spark,spark-test/spark,kiszk/spark,bOOm-X/spark,panfengfeng/spark,taroplus/spark,joseph-torres/spark,jianran/spark,witgo/spark,taroplus/spark,maropu/spark,lxsmnv/spark,LantaoJin/spark,dhruve/spark,cloud-fan/spark,cloudera/spark,caneGuy/spark,sureshthalamati/spark,aosagie/spark,cin/spark,zzcclp/spark,yanboliang/spark,apache-spark-on-k8s/spark,vax11780/spark,map222/spark,caneGuy/spark,koeninger/spark,kiszk/spark,HyukjinKwon/spark,ddna1021/spark,cloudera/spark,yanboliang/spark,WindCanDie/spark,pgandhi999/spark,aokolnychyi/spark,shuangshuangwang/spark,xuanyuanking/spark,ericvandenbergfb/spark,xuanyuanking/spark,dhruve/spark,dongjoon-hyun/spark,aokolnychyi/spark,mdespriee/spark,rekhajoshm/spark,liutang123/spark,witgo/spark,someorz/spark,zero323/spark,jkbradley/spark,SnappyDataInc/spark,milliman/spark,ankurdave/arthur,MLnick/spark,LantaoJin/spark,ueshin/apache-spark,liutang123/spark,narahari92/spark,srowen/spark,metamx/spark,wzhfy/spark,koeninger/spark,loneknightpy/spark,koeninger/spark,michalsenkyr/spark,kimoonkim/spark,mkolod/incubator-spark,ron8hu/spark,andrewor14/iolap,UndeadBaneGitHub/spark,rjpower/spark,eyalfa/spark,tejasapatil/spark,tengpeng/spark,apache/spark,patrick-nicholson/spark,cloud-fan/spark,aray/spark,aray/spark,nlalevee/spark,ajaysaini725/spark,mike0sv/spark,witgo/spark,dongjoon-hyun/spark,shaneknapp/spark,byakuinss/spark,yanboliang/spark,metamx/spark,bdrillard/spark,andrewor14/spark,sryza/spark,ueshin/apache-spark,poffuomo/spark,bravo-zhang/spark,hhbyyh/spark,BryanCutler/spark,goldmedal/spark,nchammas/spark,someorz/spark,jiangxb1987/spark,metamx/spark,akopich/spark,1haodian/spark,UndeadBaneGitHub/spark,joseph-torres/spark,nlalevee/spark,map222/spark,akopich/spark,srowen/spark,zhouyejoe/spark,jianran/spark,holdenk/spark,liyichao/spark,gengliangwang/spark,byakuinss/spark,mkolod/incubator-spark,javelinjs/spark,apache-spark-on-k8s/spark,zhouyejoe/spark,techaddict/spark,dhruve/spark,kissmetrics/spark,bdrillard/spark,caneGuy/spark,ioana-delaney/spark,eyalfa/spark,yanboliang/spark,joseph-torres/spark,loneknightpy/spark,xflin/spark,apache-spark-on-k8s/spark,zuotingbing/spark,poffuomo/spark,chuckchen/spark,gioenn/xSpark,byakuinss/spark,big-pegasus/spark,xflin/spark,techaddict/spark,vinodkc/spark,MLnick/spark,rikima/spark,cloudera/spark,akopich/spark,maropu/spark,narahari92/spark,zhouyejoe/spark,rikima/spark,adrian-ionescu/apache-spark,shaneknapp/spark,cloud-fan/spark,shaneknapp/spark,brad-kaiser/spark,ajaysaini725/spark,aray/spark,ioana-delaney/spark,ankurdave/arthur,skonto/spark,ahnqirage/spark,loneknightpy/spark,akopich/spark,lxsmnv/spark,JoshRosen/spark,goldmedal/spark,bravo-zhang/spark,rezasafi/spark,dbtsai/spark,sureshthalamati/spark,ueshin/apache-spark,vax11780/spark,ron8hu/spark,apache-spark-on-k8s/spark,rekhajoshm/spark,skonto/spark,ueshin/apache-spark,wangmiao1981/spark,guoxiaolongzte/spark,dotunolafunmiloye/spark,byakuinss/spark,nchammas/spark,zzcclp/spark,hhbyyh/spark,lxsmnv/spark,1haodian/spark,saltstar/spark,byakuinss/spark,mdespriee/spark,cin/spark,ioana-delaney/spark,rednaxelafx/apache-spark,liutang123/spark,sachintyagi22/spark,ConeyLiu/spark,minixalpha/spark,WindCanDie/spark,stanzhai/spark,techaddict/spark,map222/spark,saturday-shi/spark,saltstar/spark,liutang123/spark,rednaxelafx/apache-spark,andrewor14/iolap,pgandhi999/spark,LantaoJin/spark,vinodkc/spark,srowen/spark,wangmiao1981/spark,janewangfb/spark,sachintyagi22/spark,srowen/spark,metamx/spark,lyogavin/spark,big-pegasus/spark,mzl9039/spark,alunarbeach/spark,brad-kaiser/spark,jlopezmalla/spark,markhamstra/spark,haowu80s/spark,chuckchen/spark,UndeadBaneGitHub/spark,minixalpha/spark,bdrillard/spark,WeichenXu123/spark,zero323/spark,MLnick/spark,saturday-shi/spark,michalsenkyr/spark,someorz/spark,mike0sv/spark,sureshthalamati/spark,icexelloss/spark,andrewor14/spark,sureshthalamati/spark,sahilTakiar/spark,hhbyyh/spark,rikima/spark,wangyum/spark,sahilTakiar/spark,JerryLead/spark,WindCanDie/spark,esi-mineset/spark,vinodkc/spark,zuotingbing/spark,caneGuy/spark,zero323/spark,aosagie/spark,wgpshashank/spark,SnappyDataInc/spark,rednaxelafx/apache-spark,nlalevee/spark,poffuomo/spark,cin/spark,map222/spark,xflin/spark,lyogavin/spark,ibm-research-ireland/sparkoscope,big-pegasus/spark,HyukjinKwon/spark,JoshRosen/spark,ibm-research-ireland/sparkoscope,eyalfa/spark,hvanhovell/spark,maropu/spark,esi-mineset/spark,michalsenkyr/spark,skonto/spark,nlalevee/spark,aray/spark,lxsmnv/spark,dbtsai/spark,eyalfa/spark,shuangshuangwang/spark,wzhfy/spark,mike0sv/spark,dongjoon-hyun/spark,big-pegasus/spark,sureshthalamati/spark,byakuinss/spark,debugger87/spark,UndeadBaneGitHub/spark,MLnick/spark,markhamstra/spark,rjpower/spark,gioenn/xSpark,wzhfy/spark,wangmiao1981/spark,mzl9039/spark,nilsgrabbert/spark,esi-mineset/spark,poffuomo/spark,shaneknapp/spark,sahilTakiar/spark,zhouyejoe/spark,ajaysaini725/spark,publicRoman/spark,jianran/s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