Don't access the reflector when dropping a Promise (fixes #18651)
Don't access the reflector when dropping a Promise (fixes #18651)

The reflector may be dead already.

paulrouget/servo,KiChjang/servo,emilio/servo,cbrewster/servo,mbrubeck/servo,peterjoel/servo,sadmansk/servo,pyfisch/servo,jimberlage/servo,paulrouget/servo,cbrewster/servo,jimberlage/servo,ConnorGBrewster/servo,KiChjang/servo,larsbergstrom/servo,paulrouget/servo,notriddle/servo,jimberlage/servo,anthgur/servo,larsbergstrom/servo,anthgur/servo,ConnorGBrewster/servo,DominoTree/servo,pyfisch/servo,DominoTree/servo,KiChjang/servo,dati91/servo,ConnorGBrewster/servo,splav/servo,KiChjang/servo,cbrewster/servo,saneyuki/servo,KiChjang/servo,szeged/servo,pyfisch/servo,splav/servo,sadmansk/servo,cbrewster/servo,upsuper/servo,mattnenterprise/servo,DominoTree/servo,avadacatavra/servo,SimonSapin/servo,splav/servo,dati91/servo,szeged/servo,splav/servo,upsuper/servo,upsuper/servo,paulrouget/servo,mbrubeck/servo,cbrewster/servo,ConnorGBrewster/servo,splav/servo,paulrouget/servo,anthgur/servo,mattnenterprise/servo,SimonSapin/servo,SimonSapin/servo,nnethercote/servo,mbrubeck/servo,notriddle/servo,notriddle/servo,nnethercote/servo,emilio/servo,upsuper/servo,ConnorGBrewster/servo,jimberlage/servo,KiChjang/servo,cbrewster/servo,jimberlage/servo,splav/servo,nnethercote/servo,splav/servo,peterjoel/servo,canaltinova/servo,sadmansk/servo,avadacatavra/servo,saneyuki/servo,sadmansk/servo,mbrubeck/servo,nnethercote/servo,avadacatavra/servo,larsbergstrom/servo,larsbergstrom/servo,ConnorGBrewster/servo,peterjoel/servo,peterjoel/servo,avadacatavra/servo,emilio/servo,mattnenterprise/servo,notriddle/servo,paulrouget/servo,canaltinova/servo,saneyuki/servo,cbrewster/servo,mbrubeck/servo,pyfisch/servo,peterjoel/servo,emilio/servo,emilio/servo,avadacatavra/servo,DominoTree/servo,peterjoel/servo,paulrouget/servo,peterjoel/servo,sadmansk/servo,DominoTree/servo,szeged/servo,larsbergstrom/servo,dati91/servo,peterjoel/servo,canaltinova/servo,anthgur/servo,notriddle/servo,paulrouget/servo,dati91/servo,SimonSapin/servo,canaltinova/servo,mbrubeck/servo,KiChjang/servo,szeged/servo,szeged/servo,larsbergstrom/servo,pyfisch/servo,anthgur/servo,upsuper/servo,pyfisch/servo,nnethercote/servo,splav/servo,DominoTree/servo,DominoTree/servo,saneyuki/servo,splav/servo,saneyuki/servo,mbrubeck/servo,upsuper/servo,peterjoel/servo,saneyuki/servo,KiChjang/servo,DominoTree/servo,larsbergstrom/servo,SimonSapin/servo,canaltinova/servo,sadmansk/servo,nnethercote/servo,saneyuki/servo,sadmansk/servo,ConnorGBrewster/servo,paulrouget/servo,dati91/servo,larsbergstrom/servo,SimonSapin/servo,jimberlage/servo,dati91/servo,szeged/servo,jimberlage/servo,emilio/servo,mattnenterprise/servo,SimonSapin/servo,notriddle/servo,nnethercote/servo,canaltinova/servo,anthgur/servo,szeged/servo,emilio/servo,notriddle/servo,notriddle/servo,mattnenterprise/servo,dati91/servo,upsuper/servo,emilio/servo,cbrewster/servo,nnethercote/servo,anthgur/servo,avadacatavra/servo,notriddle/servo,szeged/servo,upsuper/servo,mattnenterprise/servo,pyfisch/servo,larsbergstrom/servo,jimberlage/servo,avadacatavra/servo,saneyuki/servo,canaltinova/servo,mbrubeck/servo,sadmansk/servo,paulrouget/servo,saneyuki/servo,pyfisch/servo,DominoTree/servo,mattnenterprise/servo,nnethercote/servo,notriddle/servo,mattnenterprise/servo,peterjoel/servo,SimonSapin/servo,szeged/servo,szeged/servo,DominoTree/servo,jimberlage/servo,KiChjang/servo,nnethercote/servo,dati91/servo,pyfisch/servo,larsbergstrom/servo,emilio/servo,saneyuki/servo,emilio/servo,avadacatavra/servo,ConnorGBrewster/servo,anthgur/servo,splav/servo,KiChjang/servo,pyfisch/servo,canaltinova/servo