Change len(obj.keys()) to len(obj) in tools/get-handlebar-vars.
Change len(obj.keys()) to len(obj) in tools/get-handlebar-vars.

This prevents libmodernize.fixes.fix_dict_six from reporting
this on running tools/travis/py3k.

isht3/zulip,samatdav/zulip,verma-varsha/zulip,andersk/zulip,peiwei/zulip,tommyip/zulip,arpith/zulip,susansls/zulip,brockwhittaker/zulip,vikas-parashar/zulip,TigorC/zulip,krtkmj/zulip,andersk/zulip,cosmicAsymmetry/zulip,verma-varsha/zulip,souravbadami/zulip,souravbadami/zulip,ryansnowboarder/zulip,sharmaeklavya2/zulip,arpith/zulip,isht3/zulip,jainayush975/zulip,dattatreya303/zulip,SmartPeople/zulip,TigorC/zulip,umkay/zulip,AZtheAsian/zulip,shubhamdhama/zulip,hackerkid/zulip,sonali0901/zulip,amyliu345/zulip,eeshangarg/zulip,dattatreya303/zulip,Diptanshu8/zulip,shubhamdhama/zulip,niftynei/zulip,Jianchun1/zulip,joyhchen/zulip,christi3k/zulip,amanharitsh123/zulip,jrowan/zulip,brainwane/zulip,punchagan/zulip,Diptanshu8/zulip,showell/zulip,jainayush975/zulip,j831/zulip,christi3k/zulip,Galexrt/zulip,Frouk/zulip,SmartPeople/zulip,blaze225/zulip,rht/zulip,tommyip/zulip,ryanbackman/zulip,rht/zulip,Diptanshu8/zulip,ahmadassaf/zulip,zulip/zulip,dhcrzf/zulip,j831/zulip,souravbadami/zulip,brainwane/zulip,TigorC/zulip,andersk/zulip,joyhchen/zulip,mohsenSy/zulip,umkay/zulip,isht3/zulip,showell/zulip,umkay/zulip,timabbott/zulip,paxapy/zulip,KingxBanana/zulip,Frouk/zulip,grave-w-grave/zulip,joyhchen/zulip,Vallher/zulip,sonali0901/zulip,vabs22/zulip,ryansnowboarder/zulip,grave-w-grave/zulip,calvinleenyc/zulip,peiwei/zulip,rishig/zulip,KingxBanana/zulip,Galexrt/zulip,dhcrzf/zulip,Jianchun1/zulip,krtkmj/zulip,jainayush975/zulip,dwrpayne/zulip,amanharitsh123/zulip,showell/zulip,kou/zulip,ryansnowboarder/zulip,rishig/zulip,jackrzhang/zulip,hackerkid/zulip,kou/zulip,rishig/zulip,synicalsyntax/zulip,zacps/zulip,calvinleenyc/zulip,brockwhittaker/zulip,christi3k/zulip,punchagan/zulip,vaidap/zulip,eeshangarg/zulip,calvinleenyc/zulip,isht3/zulip,blaze225/zulip,punchagan/zulip,dhcrzf/zulip,vikas-parashar/zulip,amyliu345/zulip,timabbott/zulip,verma-varsha/zulip,Diptanshu8/zulip,ahmadassaf/zulip,susansls/zulip,punchagan/zulip,vaidap/zulip,brainwane/zulip,hackerkid/zulip,sup95/zulip,paxapy/zulip,souravbadami/zulip,sup95/zulip,jphilipsen05/zulip,eeshangarg/zulip,dawran6/zulip,zacps/zulip,peguin40/zulip,mahim97/zulip,AZtheAsian/zulip,ryanbackman/zulip,jackrzhang/zulip,vaidap/zulip,jrowan/zulip,arpith/zulip,peiwei/zulip,jackrzhang/zulip,samatdav/zulip,sup95/zulip,brockwhittaker/zulip,jackrzhang/zulip,krtkmj/zulip,j831/zulip,TigorC/zulip,Galexrt/zulip,sup95/zulip,ryanbackman/zulip,jrowan/zulip,rishig/zulip,isht3/zulip,JPJPJPOPOP/zulip,Juanvulcano/zulip,shubhamdhama/zulip,grave-w-grave/zulip,mohsenSy/zulip,Jianchun1/zulip,AZtheAsian/zulip,vabs22/zulip,ryanbackman/zulip,reyha/zulip,amanharitsh123/zulip,showell/zulip,tommyip/zulip,ryanbackman/zulip,zulip/zulip,Vallher/zulip,sonali0901/zulip,susansls/zulip,niftynei/zulip,aakash-cr7/zulip,paxapy/zulip,calvinleenyc/zulip,showell/zulip,blaze225/zulip,peiwei/zulip,amyliu345/zulip,samatdav/zulip,amanharitsh123/zulip,peguin40/zulip,ahmadassaf/zulip,dwrpayne/zulip,jackrzhang/zulip,j831/zulip,sonali0901/zulip,dhcrzf/zulip,niftynei/zulip,souravbadami/zulip,mahim97/zulip,Jianchun1/zulip,dwrpayne/zulip,vaidap/zulip,cosmicAsymmetry/zulip,niftynei/zulip,zulip/zulip,PhilSk/zulip,brainwane/zulip,ahmadassaf/zulip,synicalsyntax/zulip,jackrzhang/zulip,peguin40/zulip,christi3k/zulip,KingxBanana/zulip,samatdav/zulip,blaze225/zulip,brainwane/zulip,synicalsyntax/zulip,grave-w-grave/zulip,andersk/zulip,Galexrt/zulip,calvinleenyc/zulip,vikas-parashar/zulip,tommyip/zulip,dwrpayne/zulip,dattatreya303/zulip,ryansnowboarder/zulip,Juanvulcano/zulip,j831/zulip,punchagan/zulip,hackerkid/zulip,dawran6/zulip,showell/zulip,AZtheAsian/zulip,Diptanshu8/zulip,andersk/zulip,kou/zulip,Juanvulcano/zulip,brockwhittaker/zulip,amyliu345/zulip,sonali0901/zulip,Juanvulcano/zulip,rishig/zulip,vabs22/zulip,sharmaeklavya2/zulip,cosmicAsymmetry/zulip,calvinleenyc/zulip,zulip/zulip,shubhamdhama/zulip,rht/zulip,ahmadassaf/zulip,Galexrt/zulip,jphilipsen05/zulip,reyha/zulip,Frouk/zulip,krtkmj/zulip,mohsenSy/zulip,PhilSk/zulip,hackerkid/zulip,vabs22/zulip,Frouk/zulip,paxapy/zulip,vikas-parashar/zulip,shubhamdhama/zulip,jainayush975/zulip,SmartPeople/zulip,dwrpayne/zulip,umkay/zulip,ryanbackman/zulip,eeshangarg/zulip,rht/zulip,Jianchun1/zulip,dawran6/zulip,vabs22/zulip,rishig/zulip,AZtheAsian/zulip,blaze225/zulip,dattatreya303/zulip,krtkmj/zulip,timabbott/zulip,PhilSk/zulip,eeshangarg/zulip,sharmaeklavya2/zulip,KingxBanana/zulip,susansls/zulip,andersk/zulip,brainwane/zulip,tommyip/zulip,kou/zulip,reyha/zulip,ahmadassaf/zulip,cosmicAsymmetry/zulip,Vallher/zulip,zulip/zulip,KingxBanana/zulip,tommyip/zulip,umkay/zulip,souravbadami/zulip,Juanvulcano/zulip,brainwane/zulip,paxapy/zulip,sharmaeklavya2/zulip,dawran6/zulip,ahmadassaf/zulip,ryansnowboarder/zulip,jphilipsen05/zulip,reyha/zulip,peiwei/zulip,dhcrzf/zulip,krtkmj/zulip,arpith/zulip,jrowan/zulip,Diptanshu8/zulip,jrowan/zulip,rht/zulip,zacps/zulip,joyhchen/zulip,dwrpayne/zulip,Frouk/zulip,mohsenSy/zulip,mahim97/zulip,mahim97/zulip,aakash-cr7/zulip,dawran6/zulip,JPJPJPOPOP/zulip,zacps/zulip,JPJPJPOPOP/zulip,timabbott/zulip,peguin40/zulip,JPJPJPOPOP/zulip,peiwei/zulip,samatdav/zulip,tommyip/zulip,PhilSk/zulip,hackerkid/zulip,sup95/zulip,mohsenSy/zulip,aakash-cr7/zulip,Jianchun1/zulip,blaze225/zulip,samatdav/zulip,kou/zulip,kou/zulip,eeshangarg/zulip,sharmaeklavya2/zulip,timabbott/zulip,synicalsyntax/zulip,SmartPeople/zulip,krtkmj/zulip,j831/zulip,Vallher/zulip,christi3k/zulip,Vallher/zulip,Galexrt/zulip,umkay/zulip,mohsenSy/zulip,zulip/zulip,niftynei/zulip,isht3/zulip,vaidap/zulip,joyhchen/zulip,hackerkid/zulip,punchagan/zulip,dattatreya303/zulip,reyha/zulip,jphilipsen05/zulip,jainayush975/zulip,dhcrzf/zulip,jphilipsen05/zulip,verma-varsha/zulip,JPJPJPOPOP/zulip,verma-varsha/zulip,rht/zulip,brockwhittaker/zulip,sharmaeklavya2/zulip,christi3k/zulip,KingxBanana/zulip,reyha/zulip,timabbott/zulip,grave-w-grave/zulip,vikas-parashar/zulip,amanharitsh123/zulip,Vallher/zulip,aakash-cr7/zulip,synicalsyntax/zulip,cosmicAsymmetry/zulip,dhcrzf/zulip,timabbott/zulip,kou/zulip,TigorC/zulip,showell/zulip,Frouk/zulip,sup95/zulip,synicalsyntax/zulip,niftynei/zulip,aakash-cr7/zulip,mahim97/zulip,shubhamdhama/zulip,dwrpayne/zulip,amyliu345/zulip,susansls/zulip,vabs22/zulip,dattatreya303/zulip,verma-varsha/zulip,umkay/zulip,PhilSk/zulip,joyhchen/zulip,susansls/zulip,synicalsyntax/zulip,TigorC/zulip,eeshangarg/zulip,Juanvulcano/zulip,paxapy/zulip,zacps/zulip,JPJPJPOPOP/zulip,zulip/zulip,punchagan/zulip,dawran6/zulip,mahim97/zulip,peiwei/zulip,peguin40/zulip,jphilipsen05/zulip,sonali0901/zulip,peguin40/zulip,amyliu345/zulip,SmartPeople/zulip,Frouk/zulip,SmartPeople/zulip,Galexrt/zulip,ryansnowboarder/zulip,AZtheAsian/zulip,PhilSk/zulip,shubhamdhama/zulip,brockwhittaker/zulip,ryansnowboarder/zulip,arpith/zulip,Vallher/zulip,andersk/zulip,arpith/zulip,grave-w-grave/zulip,zacps/zulip,jainayush975/zulip,vikas-parashar/zulip,cosmicAsymmetry/zulip,jrowan/zulip,jackrzhang/zulip,aakash-cr7/zulip,rht/zulip,rishig/zulip,vaidap/zulip,amanharitsh123/zulip