Check has_new_animation_style along with for_css_rule_changes() in needs_animations_update().
Check has_new_animation_style along with for_css_rule_changes() in needs_animations_update().

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