Remove unused delegate
Remove unused delegate

Related with commit 4a2a504

mechanicles/rails,vassilevsky/rails,repinel/rails,EmmaB/rails-1,kirs/rails-1,illacceptanything/illacceptanything,marklocklear/rails,untidy-hair/rails,yasslab/railsguides.jp,kmcphillips/rails,georgeclaghorn/rails,BlakeWilliams/rails,lucasmazza/rails,shioyama/rails,jeremy/rails,utilum/rails,gavingmiller/rails,fabianoleittes/rails,Vasfed/rails,mijoharas/rails,illacceptanything/illacceptanything,palkan/rails,assain/rails,prathamesh-sonpatki/rails,rossta/rails,yahonda/rails,shioyama/rails,untidy-hair/rails,baerjam/rails,88rabbit/newRails,rbhitchcock/rails,rbhitchcock/rails,arunagw/rails,Envek/rails,kmayer/rails,alecspopa/rails,yalab/rails,mohitnatoo/rails,pschambacher/rails,gauravtiwari/rails,palkan/rails,yahonda/rails,utilum/rails,mathieujobin/reduced-rails-for-travis,odedniv/rails,samphilipd/rails,joonyou/rails,yawboakye/rails,tijwelch/rails,Edouard-chin/rails,kmayer/rails,vipulnsward/rails,arjes/rails,bolek/rails,gfvcastro/rails,matrinox/rails,pvalena/rails,pschambacher/rails,jeremy/rails,travisofthenorth/rails,yasslab/railsguides.jp,kamipo/rails,illacceptanything/illacceptanything,vipulnsward/rails,travisofthenorth/rails,eileencodes/rails,elfassy/rails,assain/rails,voray/rails,yhirano55/rails,MichaelSp/rails,tgxworld/rails,Spin42/rails,bradleypriest/rails,sealocal/rails,mtsmfm/rails,kachick/rails,repinel/rails,kaspth/rails,pvalena/rails,Sen-Zhang/rails,yawboakye/rails,schuetzm/rails,marklocklear/rails,mtsmfm/railstest,travisofthenorth/rails,esparta/rails,lcreid/rails,elfassy/rails,samphilipd/rails,lcreid/rails,baerjam/rails,Edouard-chin/rails,yasslab/railsguides.jp,Spin42/rails,yasslab/railsguides.jp,mathieujobin/reduced-rails-for-travis,ttanimichi/rails,kenta-s/rails,palkan/rails,sergey-alekseev/rails,bogdanvlviv/rails,ngpestelos/rails,maicher/rails,yalab/rails,illacceptanything/illacceptanything,repinel/rails,rafaelfranca/omg-rails,mohitnatoo/rails,untidy-hair/rails,mijoharas/rails,koic/rails,aditya-kapoor/rails,Erol/rails,eileencodes/rails,illacceptanything/illacceptanything,joonyou/rails,georgeclaghorn/rails,fabianoleittes/rails,odedniv/rails,jeremy/rails,prathamesh-sonpatki/rails,rails/rails,arunagw/rails,kmcphillips/rails,palkan/rails,vassilevsky/rails,prathamesh-sonpatki/rails,ngpestelos/rails,EmmaB/rails-1,eileencodes/rails,alecspopa/rails,MSP-Greg/rails,Stellenticket/rails,kamipo/rails,Envek/rails,gcourtemanche/rails,bogdanvlviv/rails,hanystudy/rails,yhirano55/rails,printercu/rails,tijwelch/rails,jeremy/rails,tgxworld/rails,richseviora/rails,rossta/rails,kaspth/rails,brchristian/rails,Envek/rails,betesh/rails,vassilevsky/rails,mechanicles/rails,BlakeWilliams/rails,notapatch/rails,betesh/rails,printercu/rails,koic/rails,sergey-alekseev/rails,kaspth/rails,Sen-Zhang/rails,lucasmazza/rails,aditya-kapoor/rails,utilum/rails,vipulnsward/rails,koic/rails,mohitnatoo/rails,mtsmfm/railstest,kddeisz/rails,fabianoleittes/rails,BlakeWilliams/rails,pvalena/rails,shioyama/rails,brchristian/rails,printercu/rails,ngpestelos/rails,gauravtiwari/rails,kachick/rails,Vasfed/rails,assain/rails,richseviora/rails,yahonda/rails,Edouard-chin/rails,felipecvo/rails,arunagw/rails,shioyama/rails,bogdanvlviv/rails,coreyward/rails,Erol/rails,coreyward/rails,arunagw/rails,tjschuck/rails,yhirano55/rails,kirs/rails-1,samphilipd/rails,lcreid/rails,richseviora/rails,MichaelSp/rails,gavingmiller/rails,yawboakye/rails,lcreid/rails,sealocal/rails,gfvcastro/rails,stefanmb/rails,notapatch/rails,matrinox/rails,assain/rails,coreyward/rails,voray/rails,tjschuck/rails,rails/rails,notapatch/rails,illacceptanything/illacceptanything,pvalena/rails,hanystudy/rails,voray/rails,Erol/rails,lucasmazza/rails,MSP-Greg/rails,amoody2108/TechForJustice,deraru/rails,sealocal/rails,kirs/rails-1,88rabbit/newRails,stefanmb/rails,maicher/rails,yahonda/rails,esparta/rails,felipecvo/rails,joonyou/rails,Spin42/rails,schuetzm/rails,illacceptanything/illacceptanything,iainbeeston/rails,esparta/rails,gfvcastro/rails,mijoharas/rails,starknx/rails,yalab/rails,illacceptanything/illacceptanything,tjschuck/rails,kddeisz/rails,ledestin/rails,utilum/rails,rails/rails,kmayer/rails,mtsmfm/rails,rafaelfranca/omg-rails,hanystudy/rails,yawboakye/rails,mtsmfm/rails,fabianoleittes/rails,bolek/rails,gcourtemanche/rails,notapatch/rails,kenta-s/rails,mechanicles/rails,gfvcastro/rails,iainbeeston/rails,Erol/rails,bolek/rails,illacceptanything/illacceptanything,rafaelfranca/omg-rails,joonyou/rails,schuetzm/rails,iainbeeston/rails,EmmaB/rails-1,rails/rails,kenta-s/rails,xlymian/rails,georgeclaghorn/rails,amoody2108/TechForJustice,maicher/rails,baerjam/rails,flanger001/rails,yhirano55/rails,marklocklear/rails,illacceptanything/illacceptanything,starknx/rails,Stellenticket/rails,pschambacher/rails,bradleypriest/rails,flanger001/rails,bogdanvlviv/rails,bradleypriest/rails,tgxworld/rails,prathamesh-sonpatki/rails,deraru/rails,ttanimichi/rails,mathieujobin/reduced-rails-for-travis,MSP-Greg/rails,Sen-Zhang/rails,stefanmb/rails,mtsmfm/railstest,gcourtemanche/rails,elfassy/rails,illacceptanything/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