perf: Put _loadNext method on prototype
perf: Put _loadNext method on prototype

infamous/famous-engine,huanghjb/engine,TheAlphaNerd/engine,Famous/engine,CedarLogic/engine,noikiy/engine,infamous/engine,Bizboard/engine,codesdk/engine,noikiy/engine,nmai/engine,Morgantheplant/engine,arunabhdas/engine,infamous/famous-engine,aug2uag/engine,sonwh98/engine,Wanderfalke/engine,manyoo/engine,alexanderGugel/engine,tbossert/engine,talves/famous-engine,redwoodfavorite/engine,CedarLogic/engine,arunabhdas/engine,alexanderGugel/engine,Morgantheplant/engine,prepare/engine,steveblue/engine,yummy222/engine,trusktr/engine,TheAlphaNerd/engine,aug2uag/engine,talves/famous-engine,Famous/engine,mcanthony/engine,redwoodfavorite/engine,artichox/engine,manyoo/engine,avikalpa/engine,yummy222/engine,artichox/engine,trusktr/engine,IjzerenHein/engine,tbossert/engine,Bizboard/engine,Wanderfalke/engine,andreaslangsays/engine,prepare/engine,beni55/engine,woltemade/engine,woltemade/engine,andreaslangsays/engine,codesdk/engine,sonwh98/engine,huanghjb/engine,mcanthony/engine,steveblue/engine,beni55/engine,nmai/engine,infamous/engine,avikalpa/engine,IjzerenHein/engine