aliasOf should already be an array by this point. This change acknowledges the fact and does not create a new array if the aliasOf property already exists.
aliasOf should already be an array by this point. This change acknowledges the fact and does not create a new array if the aliasOf property already exists.

kdzwinel/polyfill-service,jonathan-fielding/polyfill-service,mcshaz/polyfill-service,jonathan-fielding/polyfill-service,jonathan-fielding/polyfill-service,JakeChampion/polyfill-service,JakeChampion/polyfill-service,kdzwinel/polyfill-service,mcshaz/polyfill-service,mcshaz/polyfill-service,kdzwinel/polyfill-service