Avoid accessing an undefined variable in Block\CustomStyle::getCustomStyleID
Avoid accessing an undefined variable in Block\CustomStyle::getCustomStyleID


Former-commit-id: 43ce6ad91474f7f080445ca81164f7d7055a0d01
Former-commit-id: efe7ad830202bb955850542ac12cbcb4305bab1b
hissy/concrete5,olsgreen/concrete5,concrete5/concrete5,acliss19xx/concrete5,triplei/concrete5-8,mainio/concrete5,deek87/concrete5,jaromirdalecky/concrete5,triplei/concrete5-8,hissy/concrete5,haeflimi/concrete5,KorvinSzanto/concrete5,mainio/concrete5,triplei/concrete5-8,rikzuiderlicht/concrete5,haeflimi/concrete5,a3020/concrete5,MrKarlDilkington/concrete5,jaromirdalecky/concrete5,deek87/concrete5,biplobice/concrete5,concrete5/concrete5,mainio/concrete5,jaromirdalecky/concrete5,hissy/concrete5,MrKarlDilkington/concrete5,biplobice/concrete5,acliss19xx/concrete5,jaromirdalecky/concrete5,biplobice/concrete5,hissy/concrete5,a3020/concrete5,mlocati/concrete5,concrete5/concrete5,MrKarlDilkington/concrete5,olsgreen/concrete5,mlocati/concrete5,olsgreen/concrete5,rikzuiderlicht/concrete5,KorvinSzanto/concrete5,acliss19xx/concrete5,concrete5/concrete5,haeflimi/concrete5,KorvinSzanto/concrete5,biplobice/concrete5,deek87/concrete5,haeflimi/concrete5,mlocati/concrete5,mlocati/concrete5,deek87/concrete5,rikzuiderlicht/concrete5