rails3: second attempt at fixing erubis
rails3: second attempt at fixing erubis

Change-Id: I3bba2799e20fdd52efe6a16b1276d5cfac74419f
Reviewed-on: https://gerrit.instructure.com/30013
Tested-by: Jenkins <d95b56ce41a2e1ac4cecdd398defd7414407cc08@instructure.com>
Reviewed-by: Derek DeVries <ff87a0776152510efd53bb1f4ea089dbbc90e730@instructure.com>
Product-Review: Cameron Matheson <1d572acbfa68c7c6e541c7b840d6b622e5c0dc91@instructure.com>
QA-Review: Cameron Matheson <1d572acbfa68c7c6e541c7b840d6b622e5c0dc91@instructure.com>

ShreniiNepal/shrenii_lmp,HotChalk/canvas-lms,instructure/canvas-lms,snehakachroo1/LSI_replica,snehakachroo1/LSI_replica,utkarshx/canvas-lms,AndranikMarkosyan/lms,wrdsb/canvas-lms,antoniuslin/canvas-lms,instructure/canvas-lms,Jyaasa/canvas-lms,samuels410/greatlakes-lms,wye0220/shindig-canvas,sdeleon28/canvas-lms,wrdsb/canvas-lms,Unow/canvas-lms,kyroskoh/canvas-lms,va7map/canvas-lms,grahamb/canvas-lms,instructure/canvas-lms,wye0220/shindig-canvas,Rvor/canvas-lms,narigone/canvas,juoni/canvas-lms,kyroskoh/canvas-lms,leftplusrightllc/canvas-lms,jay3126/canvas-lms,narigone/canvas,roxolan/canvas-lms,skmezanul/canvas-lms,greyhwndz/canvas-lms,tgroshon/canvas-lms,venturehive/canvas-lms,ShreniiNepal/shrenii_lmp,efrj/canvas-lms,shidao-fm/canvas-lms,dgynn/canvas-lms,greyhwndz/canvas-lms,wrdsb/canvas-lms,efrj/canvas-lms,efrj/canvas-lms,SwinburneOnline/canvas-lms,SwinburneOnline/canvas-lms,arrivu/hoodemo,usmschuck/canvas,sfu/canvas-lms,djbender/canvas-lms,utkarshx/canvas-lms,narigone/canvas,venturehive/canvas-lms,grahamb/canvas-lms,AndranikMarkosyan/lms,gbleydon/canvas-lms,shidao-fm/canvas-lms,sfu/canvas-lms,greyhwndz/canvas-lms,sdeleon28/canvas-lms,matematikk-mooc/canvas-lms,matematikk-mooc/canvas-lms,arrivu/hoodemo,roxolan/canvas-lms,usmschuck/canvas,roxolan/canvas-lms,antoniuslin/canvas-lms,narigone/canvas,djbender/canvas-lms,Rvor/canvas-lms,instructure/canvas-lms,jay3126/canvas-lms,matematikk-mooc/canvas-lms,gbleydon/canvas-lms,antoniuslin/canvas-lms,sdeleon28/canvas-lms,arrivu/arrivu-lms,whalejasmine/canvas-lms,leftplusrightllc/canvas-lms,skmezanul/canvas-lms,arrivu/arrivu-lms,AndranikMarkosyan/lms,skmezanul/canvas-lms,fronteerio/canvas-lms,va7map/canvas-lms,usmschuck/canvas,jay3126/canvas-lms,leftplusrightllc/canvas-lms,Jyaasa/canvas-lms,venturehive/canvas-lms,redconfetti/canvas-lms,ShreniiNepal/shrenii_lmp,sfu/canvas-lms,instructure/canvas-lms,matematikk-mooc/canvas-lms,djbender/canvas-lms,grahamb/canvas-lms,tgroshon/canvas-lms,samuels410/greatlakes-lms,Jyaasa/canvas-lms,fronteerio/canvas-lms,venturehive/canvas-lms,skmezanul/canvas-lms,arrivu/hoodemo,Unow/canvas-lms,Unow/canvas-lms,redconfetti/canvas-lms,utkarshx/canvas-lms,instructure/canvas-lms,roxolan/canvas-lms,snehakachroo1/LSI_replica,samuels410/greatlakes-lms,sfu/canvas-lms,grahamb/canvas-lms,va7map/canvas-lms,dgynn/canvas-lms,HotChalk/canvas-lms,eCNAP/CANVAS,sfu/canvas-lms,dgynn/canvas-lms,eCNAP/CANVAS,usmschuck/canvas,wrdsb/canvas-lms,greyhwndz/canvas-lms,jay3126/canvas-lms,Rvor/canvas-lms,Jyaasa/canvas-lms,sfu/canvas-lms,redconfetti/canvas-lms,shidao-fm/canvas-lms,tgroshon/canvas-lms,efrj/canvas-lms,juoni/canvas-lms,va7map/canvas-lms,grahamb/canvas-lms,HotChalk/canvas-lms,eCNAP/CANVAS,whalejasmine/canvas-lms,SwinburneOnline/canvas-lms,whalejasmine/canvas-lms,tgroshon/canvas-lms,snehakachroo1/LSI_replica,shidao-fm/canvas-lms,gbleydon/canvas-lms,instructure/canvas-lms,SwinburneOnline/canvas-lms,HotChalk/canvas-lms,kyroskoh/canvas-lms,sfu/canvas-lms,dgynn/canvas-lms,whalejasmine/canvas-lms,antoniuslin/canvas-lms,samuels410/greatlakes-lms,arrivu/arrivu-lms,Rvor/canvas-lms,juoni/canvas-lms,AndranikMarkosyan/lms,djbender/canvas-lms,juoni/canvas-lms,leftplusrightllc/canvas-lms,kyroskoh/canvas-lms,wye0220/shindig-canvas,redconfetti/canvas-lms,ShreniiNepal/shrenii_lmp,fronteerio/canvas-lms,sdeleon28/canvas-lms,utkarshx/canvas-lms,fronteerio/canvas-lms,eCNAP/CANVAS