Auto merge of #13433 - servo:jdm-patch-3, r=Ms2ger
Auto merge of #13433 - servo:jdm-patch-3, r=Ms2ger

Avoid huge numbers of warnings for atom_macro.

This avoids the perma-Travis failure from exceeding the log size due to the number of warnings from this module. I am filing a separate PR to fix the code generation to avoid the warning.

<!-- Reviewable:start -->
---
This change is [<img src="https://reviewable.io/review_button.svg" height="34" align="absmiddle" alt="Reviewable"/>](https://reviewable.io/reviews/servo/servo/13433)
<!-- Reviewable:end -->

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