remove unused code from utility function
remove unused code from utility function

--HG--
extra : transplant_source : %A5%88%3ES%0C%2B%5Bh%BC%83%8E%F3%E8%11%2A%0A%B4j%D5%29

mcanthony/cython,c-blake/cython,achernet/cython,acrispin/cython,acrispin/cython,fperez/cython,marscher/cython,cython/cython,da-woods/cython,fperez/cython,fabianrost84/cython,madjar/cython,fperez/cython,cython/cython,madjar/cython,hhsprings/cython,hhsprings/cython,achernet/cython,roxyboy/cython,encukou/cython,encukou/cython,scoder/cython,encukou/cython,andreasvc/cython,mcanthony/cython,scoder/cython,mrGeen/cython,JelleZijlstra/cython,hickford/cython,scoder/cython,hickford/cython,dahebolangkuan/cython,achernet/cython,encukou/cython,acrispin/cython,JelleZijlstra/cython,c-blake/cython,roxyboy/cython,cython/cython,roxyboy/cython,fperez/cython,hickford/cython,madjar/cython,da-woods/cython,roxyboy/cython,fabianrost84/cython,achernet/cython,mrGeen/cython,fabianrost84/cython,andreasvc/cython,mrGeen/cython,c-blake/cython,mcanthony/cython,cython/cython,mcanthony/cython,marscher/cython,achernet/cython,slonik-az/cython,madjar/cython,dahebolangkuan/cython,hhsprings/cython,da-woods/cython,slonik-az/cython,dahebolangkuan/cython,fabianrost84/cython,mrGeen/cython,mcanthony/cython,ChristopherHogan/cython,JelleZijlstra/cython,hhsprings/cython,slonik-az/cython,marscher/cython,dahebolangkuan/cython,marscher/cython,dahebolangkuan/cython,slonik-az/cython,hhsprings/cython,JelleZijlstra/cython,fabianrost84/cython,JelleZijlstra/cython,andreasvc/cython,acrispin/cython,c-blake/cython,acrispin/cython,marscher/cython,roxyboy/cython,mrGeen/cython,c-blake/cython,scoder/cython,hickford/cython,encukou/cython,hickford/cython,ChristopherHogan/cython,da-woods/cython,madjar/cython,andreasvc/cython,andreasvc/cython,fperez/cython,slonik-az/cython,ChristopherHogan/cython