Simplify implementation of build retry service
Simplify implementation of build retry service

LUMC/gitlabhq,dreampet/gitlab,dplarson/gitlabhq,axilleas/gitlabhq,darkrasid/gitlabhq,t-zuehlsdorff/gitlabhq,iiet/iiet-git,iiet/iiet-git,darkrasid/gitlabhq,darkrasid/gitlabhq,stoplightio/gitlabhq,htve/GitlabForChinese,jirutka/gitlabhq,mmkassem/gitlabhq,htve/GitlabForChinese,dreampet/gitlab,iiet/iiet-git,LUMC/gitlabhq,jirutka/gitlabhq,htve/GitlabForChinese,stoplightio/gitlabhq,stoplightio/gitlabhq,LUMC/gitlabhq,mmkassem/gitlabhq,axilleas/gitlabhq,dplarson/gitlabhq,t-zuehlsdorff/gitlabhq,dplarson/gitlabhq,mmkassem/gitlabhq,LUMC/gitlabhq,dreampet/gitlab,darkrasid/gitlabhq,axilleas/gitlabhq,htve/GitlabForChinese,dplarson/gitlabhq,iiet/iiet-git,t-zuehlsdorff/gitlabhq,t-zuehlsdorff/gitlabhq,mmkassem/gitlabhq,dreampet/gitlab,axilleas/gitlabhq,jirutka/gitlabhq,stoplightio/gitlabhq,jirutka/gitlabhq