Auto merge of #15056 - upsuper:blockify-none, r=emilio
Auto merge of #15056 - upsuper:blockify-none, r=emilio

Never blockify display: none

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ConnorGBrewster/servo,thiagopnts/servo,SimonSapin/servo,mbrubeck/servo,jimberlage/servo,mbrubeck/servo,thiagopnts/servo,avadacatavra/servo,dati91/servo,szeged/servo,KiChjang/servo,emilio/servo,eddyb/servo,paulrouget/servo,larsbergstrom/servo,mbrubeck/servo,dsandeephegde/servo,upsuper/servo,rnestler/servo,fiji-flo/servo,saneyuki/servo,cbrewster/servo,larsbergstrom/servo,paulrouget/servo,saneyuki/servo,DominoTree/servo,emilio/servo,SimonSapin/servo,splav/servo,KiChjang/servo,ConnorGBrewster/servo,dsandeephegde/servo,larsbergstrom/servo,peterjoel/servo,pyfisch/servo,peterjoel/servo,rnestler/servo,nnethercote/servo,pyfisch/servo,cbrewster/servo,KiChjang/servo,sadmansk/servo,upsuper/servo,sadmansk/servo,fiji-flo/servo,mattnenterprise/servo,CJ8664/servo,saneyuki/servo,splav/servo,fiji-flo/servo,KiChjang/servo,szeged/servo,nnethercote/servo,dsandeephegde/servo,DominoTree/servo,splav/servo,jimberlage/servo,pyfisch/servo,larsbergstrom/servo,paulrouget/servo,peterjoel/servo,notriddle/servo,dati91/servo,cbrewster/servo,notriddle/servo,dsandeephegde/servo,szeged/servo,dati91/servo,upsuper/servo,CJ8664/servo,sadmansk/servo,eddyb/servo,larsbergstrom/servo,cbrewster/servo,nnethercote/servo,sadmansk/servo,fiji-flo/servo,dati91/servo,peterjoel/servo,notriddle/servo,sadmansk/servo,SimonSapin/servo,pyfisch/servo,jimberlage/servo,mattnenterprise/servo,fiji-flo/servo,thiagopnts/servo,emilio/servo,anthgur/servo,dsandeephegde/servo,avadacatavra/servo,splav/servo,SimonSapin/servo,ConnorGBrewster/servo,jimberlage/servo,larsbergstrom/servo,CJ8664/servo,notriddle/servo,nnethercote/servo,KiChjang/servo,dati91/servo,eddyb/servo,mbrubeck/servo,DominoTree/servo,paulrouget/servo,peterjoel/servo,saneyuki/servo,anthgur/servo,KiChjang/servo,thiagopnts/servo,fiji-flo/servo,thiagopnts/servo,emilio/servo,thiagopnts/servo,avadacatavra/servo,szeged/servo,CJ8664/servo,dsandeephegde/servo,mbrubeck/servo,pyfisch/servo,dsandeephegde/servo,nnethercote/servo,peterjoel/servo,jimberlage/servo,dsandeephegde/servo,mattnenterprise/servo,splav/servo,DominoTree/servo,emilio/servo,thiagopnts/servo,sadmansk/servo,mattnenterprise/servo,upsuper/servo,anthgur/servo,eddyb/servo,anthgur/servo,SimonSapin/servo,rnestler/servo,peterjoel/servo,upsuper/servo,cbrewster/servo,KiChjang/servo,szeged/servo,canaltinova/servo,canaltinova/servo,rnestler/servo,pyfisch/servo,DominoTree/servo,ConnorGBrewster/servo,canaltinova/servo,jimberlage/servo,KiChjang/servo,thiagopnts/servo,fiji-flo/servo,ConnorGBrewster/servo,saneyuki/servo,DominoTree/servo,mattnenterprise/servo,dati91/servo,notriddle/servo,mbrubeck/servo,upsuper/servo,avadacatavra/servo,canaltinova/servo,avadacatavra/servo,nnethercote/servo,canaltinova/servo,szeged/servo,SimonSapin/servo,rnestler/servo,saneyuki/servo,emilio/servo,rnestler/servo,ConnorGBrewster/servo,jimberlage/servo,emilio/servo,nnethercote/servo,notriddle/servo,eddyb/servo,upsuper/servo,canaltinova/servo,emilio/servo,jimberlage/servo,cbrewster/servo,CJ8664/servo,fiji-flo/servo,saneyuki/servo,SimonSapin/servo,avadacatavra/servo,splav/servo,eddyb/servo,splav/servo,KiChjang/servo,sadmansk/servo,eddyb/servo,eddyb/servo,notriddle/servo,anthgur/servo,dati91/servo,saneyuki/servo,notriddle/servo,notriddle/servo,mattnenterprise/servo,pyfisch/servo,peterjoel/servo,DominoTree/servo,splav/servo,saneyuki/servo,ConnorGBrewster/servo,mattnenterprise/servo,larsbergstrom/servo,larsbergstrom/servo,paulrouget/servo,CJ8664/servo,upsuper/servo,larsbergstrom/servo,paulrouget/servo,notriddle/servo,splav/servo,emilio/servo,rnestler/servo,saneyuki/servo,sadmansk/servo,pyfisch/servo,avadacatavra/servo,cbrewster/servo,nnethercote/servo,szeged/servo,szeged/servo,CJ8664/servo,canaltinova/servo,mattnenterprise/servo,emilio/servo,pyfisch/servo,splav/servo,mbrubeck/servo,rnestler/servo,paulrouget/servo,pyfisch/servo,szeged/servo,larsbergstrom/servo,ConnorGBrewster/servo,nnethercote/servo,jimberlage/servo,nnethercote/servo,szeged/servo,CJ8664/servo,dati91/servo,paulrouget/servo,paulrouget/servo,peterjoel/servo,avadacatavra/servo,DominoTree/servo,anthgur/servo,DominoTree/servo,peterjoel/servo,anthgur/servo,mbrubeck/servo,SimonSapin/servo,cbrewster/servo,paulrouget/servo,KiChjang/servo,canaltinova/servo,anthgur/servo,DominoTree/servo