refact: Remove dead code in DOMElement
refact: Remove dead code in DOMElement

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