Stop using MemWriter in Element::serialize.
Stop using MemWriter in Element::serialize.

deokjinkim/servo,larsbergstrom/servo,ConnorGBrewster/servo,samfoo/servo,tempbottle/servo,wartman4404/servo,runarberg/servo,meh/servo,vks/servo,jgraham/servo,szeged/servo,DominoTree/servo,RenaudParis/servo,rnestler/servo,rentongzhang/servo,DominoTree/servo,aidanhs/servo,mt2d2/servo,notriddle/servo,mattnenterprise/servo,KiChjang/servo,anthgur/servo,fiji-flo/servo,rixrix/servo,peterjoel/servo,sadmansk/servo,rnestler/servo,pyfisch/servo,mattnenterprise/servo,ryancanhelpyou/servo,dvberkel/servo,GyrosOfWar/servo,tafia/servo,deokjinkim/servo,brendandahl/servo,saratang/servo,vks/servo,CJ8664/servo,tschneidereit/servo,emilio/servo,szeged/servo,steveklabnik/servo,eddyb/servo,rentongzhang/servo,mbrubeck/servo,mt2d2/servo,jlegendary/servo,rnestler/servo,caldwell/servo,aweinstock314/servo,mbrubeck/servo,upsuper/servo,rnestler/servo,codemac/servo,samfoo/servo,nick-thompson/servo,walac/servo,AnthonyBroadCrawford/servo,avadacatavra/servo,mbrubeck/servo,mdibaiee/servo,kindersung/servo,nnethercote/servo,kindersung/servo,s142857/servo,pyfisch/servo,notriddle/servo,tafia/servo,nick-thompson/servo,cbrewster/servo,jimberlage/servo,paulrouget/servo,wartman4404/servo,splav/servo,ConnorGBrewster/servo,pyecs/servo,dsandeephegde/servo,s142857/servo,larsbergstrom/servo,GreenRecycleBin/servo,eddyb/servo,dhananjay92/servo,upsuper/servo,KiChjang/servo,mattnenterprise/servo,hyowon/servo,nrc/servo,huonw/servo,mattnenterprise/servo,nrc/servo,akosel/servo,huonw/servo,rentongzhang/servo,nerith/servo,dsandeephegde/servo,zentner-kyle/servo,jdramani/servo,zhangjunlei26/servo,boghison/servo,dati91/servo,szeged/servo,dvberkel/servo,DominoTree/servo,paulrouget/servo,DominoTree/servo,saneyuki/servo,DominoTree/servo,WriterOfAlicrow/servo,s142857/servo,GyrosOfWar/servo,CJ8664/servo,j3parker/servo,paulrouget/servo,mattnenterprise/servo,mbrubeck/servo,saratang/servo,larsbergstrom/servo,pyfisch/servo,samfoo/servo,GreenRecycleBin/servo,cbrewster/servo,paulrouget/servo,nick-thompson/servo,jdramani/servo,szeged/servo,jlegendary/servo,avadacatavra/servo,kindersung/servo,RenaudParis/servo,steveklabnik/servo,splav/servo,walac/servo,KiChjang/servo,wpgallih/servo,brendandahl/servo,pyfisch/servo,nrc/servo,akosel/servo,rentongzhang/servo,sadmansk/servo,dsandeephegde/servo,brendandahl/servo,notriddle/servo,avadacatavra/servo,steveklabnik/servo,CJ8664/servo,s142857/servo,mt2d2/servo,paulrouget/servo,steveklabnik/servo,canaltinova/servo,fiji-flo/servo,dati91/servo,GreenRecycleBin/servo,larsbergstrom/servo,pgonda/servo,dsandeephegde/servo,dsandeephegde/servo,ryancanhelpyou/servo,saneyuki/servo,saratang/servo,dvberkel/servo,RenaudParis/servo,jimberlage/servo,karlito40/servo,nnethercote/servo,GyrosOfWar/servo,dagnir/servo,emilio/servo,meh/servo,akosel/servo,s142857/servo,zhangjunlei26/servo,zentner-kyle/servo,jlegendary/servo,eddyb/servo,nerith/servo,canaltinova/servo,saratang/servo,canaltinova/servo,caldwell/servo,pgonda/servo,SimonSapin/servo,SimonSapin/servo,emilio/servo,CJ8664/servo,j3parker/servo,ConnorGBrewster/servo,mdibaiee/servo,avadacatavra/servo,wpgallih/servo,jimberlage/servo,peterjoel/servo,nnethercote/servo,nrc/servo,rixrix/servo,j3parker/servo,upsuper/servo,DominoTree/servo,notriddle/servo,KiChjang/servo,A-deLuna/servo,boghison/servo,GreenRecycleBin/servo,vks/servo,nerith/servo,canaltinova/servo,bjwbell/servo,tschneidereit/servo,peterjoel/servo,tafia/servo,j3parker/servo,nnethercote/servo,splav/servo,SimonSapin/servo,mdibaiee/servo,youprofit/servo,wartman4404/servo,nnethercote/servo,A-deLuna/servo,dagnir/servo,samfoo/servo,A-deLuna/servo,larsbergstrom/servo,meh/servo,walac/servo,AnthonyBroadCrawford/servo,ryancanhelpyou/servo,avadacatavra/servo,codemac/servo,eddyb/servo,mdibaiee/servo,ConnorGBrewster/servo,jlegendary/servo,pyfisch/servo,nick-thompson/servo,paulrouget/servo,meh/servo,emilio/servo,meh/servo,eddyb/servo,WriterOfAlicrow/servo,tempbottle/servo,pgonda/servo,anthgur/servo,kindersung/servo,codemac/servo,rixrix/servo,boghison/servo,dhananjay92/servo,KiChjang/servo,tempbottle/servo,deokjinkim/servo,aweinstock314/servo,nnethercote/servo,ConnorGBrewster/servo,splav/servo,saneyuki/servo,rixrix/servo,pgonda/servo,sadmansk/servo,cbrewster/servo,A-deLuna/servo,WriterOfAlicrow/servo,splav/servo,zhangjunlei26/servo,jimberlage/servo,youprofit/servo,fiji-flo/servo,AnthonyBroadCrawford/servo,paulrouget/servo,dvberkel/servo,splav/servo,emilio/servo,mbrubeck/servo,karlito40/servo,peterjoel/servo,tempbottle/servo,zentner-kyle/servo,wartman4404/servo,CJ8664/servo,brendandahl/servo,pyfisch/servo,dagnir/servo,zhangjunlei26/servo,jgraham/servo,upsuper/servo,emilio/servo,WriterOfAlicrow/servo,notriddle/servo,rnestler/servo,nick-thompson/servo,runarberg/servo,saratang/servo,zhangjunlei26/servo,pyfisch/servo,cbrewster/servo,nnethercote/servo,nerith/servo,zhangjunlei26/servo,zentner-kyle/servo,paulrouget/servo,KiChjang/servo,zhangjunlei26/servo,jimberlage/servo,sadmansk/servo,SimonSapin/servo,mbrubeck/servo,dati91/servo,KiChjang/servo,rixrix/servo,hyowon/servo,WriterOfAlicrow/servo,pyecs/servo,bjwbell/servo,anthgur/servo,meh/servo,steveklabnik/servo,meh/servo,fiji-flo/servo,tafia/servo,dsandeephegde/servo,DominoTree/servo,dagnir/servo,DominoTree/servo,cbrewster/servo,ryancanhelpyou/servo,aweinstock314/servo,emilio/servo,boghison/servo,akosel/servo,saneyuki/servo,j3parker/servo,jdramani/servo,RenaudParis/servo,mattnenterprise/servo,canaltinova/servo,cbrewster/servo,sadmansk/servo,canaltinova/servo,g-k/servo,notriddle/servo,avadacatavra/servo,pyecs/servo,szeged/servo,huonw/servo,karlito40/servo,splav/servo,karlito40/servo,mdibaiee/servo,thiagopnts/servo,jimberlage/servo,pgonda/servo,samfoo/servo,dsandeephegde/servo,upsuper/servo,saneyuki/servo,WriterOfAlicrow/servo,szeged/servo,codemac/servo,GreenRecycleBin/servo,GyrosOfWar/servo,anthgur/servo,KiChjang/servo,dati91/servo,deokjinkim/servo,SimonSapin/servo,hyowon/servo,fiji-flo/servo,pgonda/servo,walac/servo,deokjinkim/servo,huonw/servo,rentongzhang/servo,bjwbell/servo,notriddle/servo,nnethercote/servo,thiagopnts/servo,mt2d2/servo,A-deLuna/servo,mt2d2/servo,dhananjay92/servo,youprofit/servo,canaltinova/servo,DominoTree/servo,notriddle/servo,bjwbell/servo,upsuper/servo,wpgallih/servo,tschneidereit/servo,mdibaiee/servo,rixrix/servo,splav/servo,mbrubeck/servo,larsbergstrom/servo,g-k/servo,AnthonyBroadCrawford/servo,jlegendary/servo,nick-thompson/servo,avadacatavra/servo,mt2d2/servo,AnthonyBroadCrawford/servo,wpgallih/servo,GyrosOfWar/servo,caldwell/servo,youprofit/servo,jdramani/servo,GreenRecycleBin/servo,szeged/servo,jimberlage/servo,nerith/servo,peterjoel/servo,boghison/servo,thiagopnts/servo,walac/servo,anthgur/servo,vks/servo,dati91/servo,jgraham/servo,A-deLuna/servo,KiChjang/servo,saneyuki/servo,thiagopnts/servo,huonw/servo,saratang/servo,mt2d2/servo,nerith/servo,RenaudParis/servo,avadacatavra/servo,samfoo/servo,peterjoel/servo,pyfisch/servo,youprofit/servo,saratang/servo,deokjinkim/servo,jgraham/servo,akosel/servo,zentner-kyle/servo,rentongzhang/servo,hyowon/servo,szeged/servo,peterjoel/servo,zhangjunlei26/servo,vks/servo,caldwell/servo,AnthonyBroadCrawford/servo,nrc/servo,wartman4404/servo,pyecs/servo,dati91/servo,splav/servo,sadmansk/servo,pyecs/servo,mbrubeck/servo,upsuper/servo,nrc/servo,emilio/servo,jlegendary/servo,tafia/servo,wpgallih/servo,fiji-flo/servo,pyfisch/servo,thiagopnts/servo,rnestler/servo,tempbottle/servo,jimberlage/servo,brendandahl/servo,dagnir/servo,cbrewster/servo,dhananjay92/servo,rnestler/servo,codemac/servo,j3parker/servo,thiagopnts/servo,jdramani/servo,larsbergstrom/servo,rixrix/servo,boghison/servo,wartman4404/servo,RenaudParis/servo,akosel/servo,aidanhs/servo,peterjoel/servo,rixrix/servo,deokjinkim/servo,runarberg/servo,huonw/servo,GyrosOfWar/servo,wpgallih/servo,dhananjay92/servo,jimberlage/servo,walac/servo,splav/servo,dvberkel/servo,karlito40/servo,tafia/servo,jgraham/servo,aidanhs/servo,thiagopnts/servo,SimonSapin/servo,mattnenterprise/servo,brendandahl/servo,nnethercote/servo,dagnir/servo,bjwbell/servo,hyowon/servo,SimonSapin/servo,paulrouget/servo,eddyb/servo,g-k/servo,upsuper/servo,CJ8664/servo,jgraham/servo,jlegendary/servo,saneyuki/servo,dhananjay92/servo,emilio/servo,aidanhs/servo,sadmansk/servo,aweinstock314/servo,nerith/servo,zentner-kyle/servo,saneyuki/servo,jdramani/servo,tempbottle/servo,anthgur/servo,bjwbell/servo,zentner-kyle/servo,ryancanhelpyou/servo,wartman4404/servo,GyrosOfWar/servo,larsbergstrom/servo,sadmansk/servo,steveklabnik/servo,kindersung/servo,youprofit/servo,karlito40/servo,aidanhs/servo,pyfisch/servo,canaltinova/servo,rentongzhang/servo,caldwell/servo,runarberg/servo,nrc/servo,runarberg/servo,g-k/servo,cbrewster/servo,tschneidereit/servo,ConnorGBrewster/servo,notriddle/servo,WriterOfAlicrow/servo,szeged/servo,g-k/servo,wpgallih/servo,mdibaiee/servo,kindersung/servo,caldwell/servo,aweinstock314/servo,dati91/servo,eddyb/servo,tschneidereit/servo,ryancanhelpyou/servo,aweinstock314/servo,CJ8664/servo,dvberkel/servo,AnthonyBroadCrawford/servo,szeged/servo,anthgur/servo,ryancanhelpyou/servo,tempbottle/servo,rnestler/servo,dagnir/servo,saneyuki/servo,RenaudParis/servo,s142857/servo,codemac/servo,anthgur/servo,thiagopnts/servo,nick-thompson/servo,hyowon/servo,samfoo/servo,DominoTree/servo,peterjoel/servo,A-deLuna/servo,mattnenterprise/servo,jgraham/servo,nnethercote/servo,runarberg/servo,kindersung/servo,hyowon/servo,wpgallih/servo,pgonda/servo,g-k/servo,aidanhs/servo,peterjoel/servo,dati91/servo,jdramani/servo,huonw/servo,dhananjay92/servo,walac/servo,runarberg/servo,j3parker/servo,bjwbell/servo,SimonSapin/servo,s142857/servo,tschneidereit/servo,paulrouget/servo,pyecs/servo,GreenRecycleBin/servo,brendandahl/servo,tschneidereit/servo,fiji-flo/servo,larsbergstrom/servo,notriddle/servo,emilio/servo,tafia/servo,caldwell/servo,steveklabnik/servo,g-k/servo,fiji-flo/servo,codemac/servo,youprofit/servo,ConnorGBrewster/servo,ConnorGBrewster/servo,larsbergstrom/servo,saneyuki/servo,aidanhs/servo,rixrix/servo,KiChjang/servo,CJ8664/servo,vks/servo,dsandeephegde/servo,boghison/serv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