refactor(scrollBar): rAF scrollbar transitions
refactor(scrollBar): rAF scrollbar transitions

Only make changes to the scrollbar element’s style when there is a
change, and use requestAnimationFrame when there is a change.

DurgaprasadPati/ionic,uus169/ionic,ezc/ionic,jomaf1010/ionic,lutrosis81/manup-app,vjrantal/ionic,uidoyen/ionic,treejames/ionic,zittix/ionic,Jandersolutions/ionic,envistaInteractive/ionic,Baskmart/ionic,rreinold/FitnessDashboard_IonicApp,fanhaich/ionic,buiphu/ionic,brant-hwang/ionic,jianganglu/ionic,cbmeeks/ionic,angrilove/ionic,taraszerebecki/ionic,sloops77/ionic,oneillsp96/ionic,guaerguagua/ionic,uidoyen/ionic,sloops77/ionic,MeteorPackaging/ionic,blueElix/ionic,fjzdjd/ionic,tkh44/ionic,MarcBT/ionic,VinceOPS/ionic,cleor41/meteor-ionic,oabc124/ionic,yalishizhude/ionic,jianganglu/ionic,Nalinc/ionic,awhedbee22/ionic,RodrigoIbarraSanchez/ionic,Testoni/ionic,sthashree/ionic,jvkops/ionic,ahmadawais/ionic,mingming1986/ionic,urish/ionic,Nalinc/ionic,xzyfer/ionic,JackieLin/ionic,shazhumao/ionic,MrChen2015/ionic,beauby/ionic,baiwyc119/ionic,astagi/ionic,lutrosis81/manup-app,VinceOPS/ionic,pod4g/ionic,wkrueger/ionic,shazhumao/ionic,jgw96/ionic,lewisl9029/ionic,DiZyStudio/ionic,freedomdebug/ionic,edwardchor/ionic,edparsons/ionic,contigo/ionic,treejames/ionic,puurinternet/ionic,xuyuanxiang/ionic,treejames/ionic,janglednerves/ionic,michaellourenco/ionic,jamesdixon/ionic,microlv/ionic,x303597316/ionic,LawrenceHan/ionic,caiiiycuk/ionic,nraboy/ionic,MrChen2015/ionic,yanzhihong23/ionic-nono,pargatsingh-webklabs/ionic,x303597316/ionic,trevorgrayson/ionic,blueElix/ionic,KholofeloMoyaba/atajo-ui,cnbin/ionic,AmberWhiteSky/ionic,huangsen0912/ionic,Baskmart/ionic,Niades/ionic,mhartington/ionic,r14r-work/fork_ionic,MJefferson/ionic,ihongcn/ionic,r14r-work/fork_ionic,954053260/ionic,jtomaszewski/ionic,thiagofelix/ionic,xuyuanxiang/ionic,MarcBT/ionic,Flllexa/ionic,GeorgeMe/ionic,cnbin/ionic,microlv/ionic,youprofit/ionic,edwardchor/ionic,jomaf1010/ionic,xuyuanxiang/ionic,buiphu/ionic,lazamar/ionic,thiagofelix/ionic,contigo/ionic,zyaboutblank/ionic,MartinMa/ionic,leerduo/ionic,x303597316/ionic,blueElix/ionic,agyrafa/ionic,kylezhang/ionic,Kryz/ionic,lazamar/ionic,johnli388/ionic,jgw96/ionic,zhonggaoyong/ionic,Niades/ionic,staney7/ionic,5amfung/ionic,ihongcn/ionic,leeric92/ionic,blueElix/ionic,taraszerebecki/ionic,pod4g/ionic,youprofit/ionic,guaerguagua/ionic,100goals/ionic,bewebltd/ionic,laispace/ionic,wkrueger/ionic,asfandiyark7/ionic,fjzdjd/ionic,5amfung/ionic,jvkops/ionic,felipealbuquerq/ionic,htc550605125/ionic,cleor41/meteor-ionic,bewebltd/ionic,timtimUp/ionic,AmberWhiteSky/ionic,ngonzalvez/ionic,yurtaev/ionic,ddddm/ionic,promactkaran/ionic,envistaInteractive/ionic,possan/ionic,yalishizhude/ionic,contigo/ionic,MartinMa/ionic,janij/ionic,mingming1986/ionic,ralic/ionic,PaperMonster/ionic,AndyShiTw/ionic,DiZyStudio/ionic,EricCheung3/ionic,openbizgit/ionic,johnli388/ionic,ezc/ionic,envistaInteractive/ionic,jianganglu/ionic,CNVCrew/ionic,mallzee/ionic,lutrosis81/manup-app,Flllexa/ionic,willshen/ionic,puurinternet/ionic,Sourazou/login,edparsons/ionic,eaglesjava/ionic,ngonzalvez/ionic,thompsonemerson/ionic,trevorgrayson/ionic,huangsen0912/ionic,sloops77/ionic,954053260/ionic,RodrigoIbarraSanchez/ionic,100goals/ionic,csbz17027/ionic,jango2015/ionic,LawrenceHan/ionic,r14r/fork_ionic_master,vjrantal/ionic,fangjing828/ionic,xuyuanxiang/ionic,femotizo/ionic,yalishizhude/ionic,Gregcop1/ionic,huangsen0912/ionic,AndyShiTw/ionic,tkh44/ionic,yalishizhude/ionic,taraszerebecki/ionic,ptarjan/ionic,glustful/ionic,anongtech/ionic,sitexa/ionic,ahmadawais/ionic,willshen/ionic,zhengqiangzi/ionic,anongtech/ionic,sitexa/ionic,csbz17027/ionic,PaperMonster/ionic,awhedbee22/ionic,JsonChiu/ionic,AlphaStaxLLC/ionic,pod4g/ionic,emonidi/ionic,ViniciusAugusto/ionic,jgw96/ionic,timtimUp/ionic,VinceOPS/ionic,xzyfer/ionic,felquis/ionic,zyaboutblank/ionic,thiagofelix/ionic,beauby/ionic,n0b0dy897/ionic,trevorgrayson/ionic,jvkops/ionic,thompsonemerson/ionic,r14r-work/fork_ionic_master,yanzhihong23/ionic-nono,felquis/ionic,MJefferson/ionic,pargatsingh-webklabs/ionic,michaellourenco/ionic,urish/ionic,celsoyh/ionic,uidoyen/ionic,hotarzhang/ionic,eric-stanley/ionic,willshen/ionic,GeorgeMe/ionic,leeric92/ionic,nelsonsozinho/ionic,ralic/ionic,fanhaich/ionic,sthashree/ionic,DurgaprasadPati/ionic,daew823/ionic,qzapaia/ionic,fangjing828/ionic,zhiqiangli520210/ionic,Gregcop1/ionic,SobolevLexa/ionic,yanzhihong23/ionic-nono,abcd-ca/ionic,jango2015/ionic,Kryz/ionic,ezc/ionic,Niades/ionic,chinakids/ionic,DurgaprasadPati/ionic,ptarjan/ionic,cesarmarinhorj/ionic,Testoni/ionic,asfandiyark7/ionic,Testoni/ionic,fanhaich/ionic,thebigbrain/ionic,LawrenceHan/ionic,hectoruch/ionic,SaadBinShahid/ionic,Drok1015/ionic,daew823/ionic,KholofeloMoyaba/atajo-ui,jamesdixon/ionic,zhengqiangzi/ionic,femotizo/ionic,agyrafa/ionic,AndyShiTw/ionic,eyalish/ionic,tkh44/ionic,r14r/fork_ionic_master,youprofit/ionic,MartinMa/ionic,cbmeeks/ionic,GeorgeMe/ionic,AppGyver/ionic,sthashree/ionic,jango2015/ionic,5amfung/ionic,qzapaia/ionic,Drok1015/ionic,PaperMonster/ionic,lewisl9029/ionic,TakayukiSakai/ionic,oneillsp96/ionic,willshen/ionic,fanhaich/ionic,PaperMonster/ionic,amitparrikar/ionic,x303597316/ionic,Kryz/ionic,CNVCrew/ionic,cnbin/ionic,r14r/fork_ionic_master,hanmichael/ionic,bewebltd/ionic,brant-hwang/ionic,jianganglu/ionic,buiphu/ionic,EricCheung3/ionic,Gregcop1/ionic,janglednerves/ionic,yurtaev/ionic,chrisbautista/ionic,DurgaprasadPati/ionic,chinakids/ionic,sthashree/ionic,kylezhang/ionic,JsonChiu/ionic,yurtaev/ionic,leobetosouza/ionic,ralic/ionic,yurtaev/ionic,AlphaStaxLLC/ionic,leobetosouza/ionic,ngonzalvez/ionic,janij/ionic,fangjing828/ionic,Jeremy017/ionic,mhartington/ionic,jamesdixon/ionic,WingGao/ionic,Nalinc/ionic,zhiqiangli520210/ionic,pargatsingh-webklabs/ionic,timtimUp/ionic,nelsonsozinho/ionic,jgw96/ionic,leeric92/ionic,KholofeloMoyaba/atajo-ui,felipealbuquerq/ionic,Xeeshan94/ionic,nelsonsozinho/ionic,thiagofelix/ionic,EricCheung3/ionic,astagi/ionic,JoeyAndres/meteoric-sass,edwardchor/ionic,AppGyver/ionic,staney7/ionic,uus169/ionic,n0b0dy897/ionic,jasdeepkhalsa/ionic,TakayukiSakai/ionic,asfandiyark7/ionic,DiZyStudio/ionic,amitparrikar/ionic,PressReader/ionic,angrilove/ionic,guaerguagua/ionic,jeremyrussell/ionic,microlv/ionic,ddddm/ionic,SaadBinShahid/ionic,michaellourenco/ionic,promactkaran/ionic,jee1mr/meteor-ionic,ptarjan/ionic,leejeap/ionic,AlphaStaxLLC/ionic,ViniciusAugusto/ionic,cleor41/meteor-ionic,glustful/ionic,hotarzhang/ionic,baiyanghese/ionic,deer-hope/ionic,oabc124/ionic,NandoKstroNet/ionic,q310550690/ionic,Jeremy017/ionic,janij/ionic,youprofit/ionic,zhiqiangli520210/ionic,JackieLin/ionic,q310550690/ionic,r14r-work/fork_ionic_master,emonidi/ionic,glustful/ionic,edwardchor/ionic,agyrafa/ionic,cbmeeks/ionic,GhostGroup/ionic,open-anesthesia/ionic,vladipus/ionic,Drok1015/ionic,CNVCrew/ionic,thebigbrain/ionic,felipealbuquerq/ionic,shazhumao/ionic,sitexa/ionic,NandoKstroNet/ionic,Baskmart/ionic,emonidi/ionic,AndyShiTw/ionic,sitexa/ionic,PressReader/ionic,freedomdebug/ionic,shazhumao/ionic,edparsons/ionic,angrilove/ionic,possan/ionic,open-anesthesia/ionic,MarcBT/ionic,chrisbautista/ionic,jasdeepkhalsa/ionic,baiyanghese/ionic,ctetreault/ionic,jvkops/ionic,freedomdebug/ionic,GeorgeMe/ionic,jayvi/ionic,caiiiycuk/ionic,jeremyrussell/ionic,Flllexa/ionic,MarcBT/ionic,abcd-ca/ionic,hotarzhang/ionic,gyx8899/ionic,johnli388/ionic,jayvi/ionic,laispace/ionic,xzyfer/ionic,GhostGroup/ionic,Sourazou/login,zyaboutblank/ionic,jomaf1010/ionic,ihongcn/ionic,csbz17027/ionic,VinceOPS/ionic,leejeap/ionic,Drok1015/ionic,tkh44/ionic,thebigbrain/ionic,Jeremy017/ionic,guaerguagua/ionic,brant-hwang/ionic,cleor41/meteor-ionic,ViniciusAugusto/ionic,anongtech/ionic,r14r-work/fork_ionic,astagi/ionic,openbizgit/ionic,agyrafa/ionic,ctetreault/ionic,Gregcop1/ionic,AlphaStaxLLC/ionic,felipealbuquerq/ionic,cesarmarinhorj/ionic,5amfung/ionic,deer-hope/ionic,Xeeshan94/ionic,cesarmarinhorj/ionic,RodrigoIbarraSanchez/ionic,fangjing828/ionic,GhostGroup/ionic,jtomaszewski/ionic,zittix/ionic,zhonggaoyong/ionic,954053260/ionic,baiwyc119/ionic,MeteorPackaging/ionic,htc550605125/ionic,lewisl9029/ionic,cbmeeks/ionic,hanmichael/ionic,promactkaran/ionic,MeteorPackaging/ionic,eaglesjava/ionic,rreinold/FitnessDashboard_IonicApp,jamesdixon/ionic,jango2015/ionic,celsoyh/ionic,SaadBinShahid/ionic,baiwyc119/ionic,zyaboutblank/ionic,deer-hope/ionic,zhengqiangzi/ionic,zhonggaoyong/ionic,astagi/ionic,sloops77/ionic,jasdeepkhalsa/ionic,thompsonemerson/ionic,glustful/ionic,MJefferson/ionic,microlv/ionic,CNVCrew/ionic,ihongcn/ionic,baiwyc119/ionic,Sourazou/login,n0b0dy897/ionic,puurinternet/ionic,hotarzhang/ionic,uus169/ionic,LawrenceHan/ionic,JackieLin/ionic,leerduo/ionic,anongtech/ionic,ViniciusAugusto/ionic,possan/ionic,uidoyen/ionic,emonidi/ionic,leeric92/ionic,yanzhihong23/ionic-nono,staney7/ionic,thebigbrain/ionic,chrisbautista/ionic,Urigo/meteor-ionic,janij/ionic,abcd-ca/ionic,Nalinc/ionic,nraboy/ionic,nelsonsozinho/ionic,q310550690/ionic,KholofeloMoyaba/atajo-ui,open-anesthesia/ionic,gyx8899/ionic,openbizgit/ionic,ctetreault/ionic,cesarmarinhorj/ionic,oneillsp96/ionic,angrilove/ionic,jayvi/ionic,JsonChiu/ionic,michaellourenco/ionic,Niades/ionic,MeteorPackaging/ionic,eaglesjava/ionic,ctetreault/ionic,AppGyver/ionic,brant-hwang/ionic,TakayukiSakai/ionic,lazamar/ionic,qzapaia/ionic,freedomdebug/ionic,csbz17027/ionic,hectoruch/ionic,MrChen2015/ionic,qzapaia/ionic,GhostGroup/ionic,contigo/ionic,100goals/ionic,r14r/fork_ionic_master,rreinold/FitnessDashboard_IonicApp,chinakids/ionic,AmberWhiteSky/ionic,kylezhang/ionic,jomaf1010/ionic,ahmadawais/ionic,oabc124/ionic,kylezhang/ionic,r14r-work/fork_ionic_master,jgw96/ionic,zittix/ionic,leobetosouza/ionic,wkrueger/ionic,trevorgrayson/ionic,mallzee/ionic,PressReader/ionic,timtimUp/ionic,mingming1986/ionic,pod4g/ionic,promactkaran/ionic,staney7/ionic,hanmichael/ionic,zhengqiangzi/ionic,oneillsp96/ionic,lazamar/ionic,sitacote/ionic-across,celsoyh/ionic,jayvi/ionic,mhartington/ionic,thompsonemerson/ionic,vjrantal/ionic,urish/ionic,htc550605125/ionic,JackieLin/ionic,femotizo/ionic,Xeeshan94/ionic,janglednerves/ionic,jtomaszewski/ionic,daew823/ionic,eyalish/ionic,ddddm/ionic,leejeap/ionic,Baskmart/ionic,r14r-work/fork_ionic_master,openbizgit/ionic,zhonggaoyong/ionic,WingGao/ionic,treejames/ionic,954053260/ionic,taraszerebecki/ionic,gyx8899/ionic,MJefferson/ionic,sitacote/ionic-across,xzyfer/ionic,leerduo/ionic,daew823/ionic,100goals/ionic,johnli388/ionic,pargatsingh-webklabs/ionic,felquis/ionic,ngonzalvez/ionic,jee1mr/meteor-ionic,caiiiycuk/ionic,uus169/ionic,ahmadawais/ionic,vladipus/ionic,MartinMa/ionic,awhedbee22/ionic,ptarjan/ionic,DiZyStudio/ionic,jeremyrussell/ionic,SaadBinShahid/ionic,janglednerves/ionic,SobolevLexa/ionic,amitparrikar/ionic,eyalish/ionic,amitparrikar/ionic,ddddm/ionic,chrisbautista/ionic,hectoruch/ionic,fjzdjd/ionic,eric-stanley/ionic,Jandersolutions/ionic,awhedbee22/ionic,RodrigoIbarraSanchez/ionic,NandoKstroNet/ionic,bewebltd/ionic,ezc/ionic,zhiqiangli520210/ionic,leejeap/ionic,SobolevLexa/ionic,ralic/ionic,caiiiycuk/ionic,deer-hope/ionic,huangsen0912/ionic,jee1mr/meteor-ionic,Testoni/ionic,AmberWhiteSky/ionic,lewisl9029/ionic,hanmichael/ionic,Xeeshan94/ionic,open-anesthesia/ionic,TakayukiSakai/ionic,hectoruch/ionic,r14r-work/fork_ionic,zittix/ionic,rreinold/FitnessDashboard_IonicApp,Jeremy017/ionic,Kryz/ionic,gyx8899/ionic,JsonChiu/ionic,asfandiyark7/ionic,possan/ionic,NandoKstroNet/ionic,buiphu/ionic,mingming1986/ionic,n0b0dy897/ionic,jasdeepkhalsa/ionic,EricCheung3/ionic,eyalish/ionic,cnbin/ionic,janglednerves/ionic,MrChen2015/ionic,femotizo/ionic,envistaInteractive/ionic,sitacote/ionic-across,puurinternet/ionic,jeremyrussell/ionic,leerduo/ionic,leobetosouza/ionic,lutrosis81/manup-app,q310550690/ionic,jee1mr/meteor-ionic,SobolevLexa/ionic