Add size_of tests for CSS parsing error types
Add size_of tests for CSS parsing error types

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