Fix another XFEM memory error ref #6446
Fix another XFEM memory error ref #6446

harterj/moose,bwspenc/moose,friedmud/moose,yipenggao/moose,lindsayad/moose,nuclear-wizard/moose,liuwenf/moose,jessecarterMOOSE/moose,liuwenf/moose,jasondhales/moose,SudiptaBiswas/moose,friedmud/moose,bwspenc/moose,lindsayad/moose,Chuban/moose,sapitts/moose,joshua-cogliati-inl/moose,idaholab/moose,harterj/moose,jhbradley/moose,dschwen/moose,harterj/moose,Chuban/moose,permcody/moose,sapitts/moose,giopastor/moose,giopastor/moose,andrsd/moose,harterj/moose,stimpsonsg/moose,friedmud/moose,joshua-cogliati-inl/moose,jessecarterMOOSE/moose,SudiptaBiswas/moose,SudiptaBiswas/moose,yipenggao/moose,yipenggao/moose,jasondhales/moose,liuwenf/moose,bwspenc/moose,SudiptaBiswas/moose,stimpsonsg/moose,nuclear-wizard/moose,bwspenc/moose,permcody/moose,stimpsonsg/moose,laagesen/moose,backmari/moose,lindsayad/moose,YaqiWang/moose,SudiptaBiswas/moose,nuclear-wizard/moose,dschwen/moose,milljm/moose,katyhuff/moose,giopastor/moose,milljm/moose,milljm/moose,andrsd/moose,yipenggao/moose,nuclear-wizard/moose,backmari/moose,harterj/moose,jessecarterMOOSE/moose,liuwenf/moose,laagesen/moose,laagesen/moose,dschwen/moose,jasondhales/moose,YaqiWang/moose,YaqiWang/moose,idaholab/moose,permcody/moose,Chuban/moose,sapitts/moose,laagesen/moose,giopastor/moose,liuwenf/moose,sapitts/moose,andrsd/moose,sapitts/moose,dschwen/moose,laagesen/moose,dschwen/moose,jessecarterMOOSE/moose,jhbradley/moose,jhbradley/moose,idaholab/moose,andrsd/moose,stimpsonsg/moose,joshua-cogliati-inl/moose,bwspenc/moose,milljm/moose,lindsayad/moose,idaholab/moose,katyhuff/moose,liuwenf/moose,permcody/moose,milljm/moose,friedmud/moose,backmari/moose,katyhuff/moose,lindsayad/moose,joshua-cogliati-inl/moose,katyhuff/moose,Chuban/moose,idaholab/moose,backmari/moose,andrsd/moose,jessecarterMOOSE/moose,jasondhales/moose,YaqiWang/moose,jhbradley/moose