auto merge of #1040 : kmcallister/servo/monocache, r=metajack
auto merge of #1040 : kmcallister/servo/monocache, r=metajack



dhananjay92/servo,saneyuki/servo,peterjoel/servo,larsbergstrom/servo,GyrosOfWar/servo,srbhklkrn/SERVOENGINE,larsbergstrom/servo,dati91/servo,WriterOfAlicrow/servo,boghison/servo,deokjinkim/servo,DominoTree/servo,ConnorGBrewster/servo,metajack/servo,rentongzhang/servo,dsandeephegde/servo,dvberkel/servo,srbhklkrn/SERVOENGINE,mdibaiee/servo,anthgur/servo,szeged/servo,avadacatavra/servo,zhangjunlei26/servo,ConnorGBrewster/servo,jlegendary/servo,tschneidereit/servo,samfoo/servo,jlegendary/servo,jimberlage/servo,metajack/servo,tempbottle/servo,rnestler/servo,canaltinova/servo,nerith/servo,WriterOfAlicrow/servo,echochamber/servo,szeged/servo,boghison/servo,caldwell/servo,mattnenterprise/servo,eddyb/servo,ryancanhelpyou/servo,g-k/servo,rnestler/servo,cbrewster/servo,akosel/servo,mukilan/servo,sadmansk/servo,upsuper/servo,pgonda/servo,pyfisch/servo,codemac/servo,aidanhs/servo,karlito40/servo,thiagopnts/servo,saneyuki/servo,emilio/servo,sadmansk/servo,nerith/servo,dvberkel/servo,eddyb/servo,dagnir/servo,brendandahl/servo,mattnenterprise/servo,owaspjocur/servo,saneyuki/servo,mt2d2/servo,luniv/servo,ruud-v-a/servo,wpgallih/servo,KiChjang/servo,RenaudParis/servo,indykish/servo,canaltinova/servo,ruud-v-a/servo,aidanhs/servo,codemac/servo,wpgallih/servo,Shraddha512/servo,chotchki/servo,mt2d2/servo,sadmansk/servo,bfrohs/servo,ruud-v-a/servo,splav/servo,mbrubeck/servo,shrenikgala/servo,dvberkel/servo,echochamber/servo,snf/servo,meh/servo,DominoTree/servo,tschneidereit/servo,pyecs/servo,indykish/servo,rixrix/servo,AnthonyBroadCrawford/servo,eddyb/servo,hyowon/servo,rentongzhang/servo,s142857/servo,eddyb/servo,ConnorGBrewster/servo,szeged/servo,canaltinova/servo,snf/servo,mbrubeck/servo,walac/servo,samfoo/servo,deokjinkim/servo,saratang/servo,pyecs/servo,fiji-flo/servo,Adenilson/prototype-viewing-distance,owaspjocur/servo,tafia/servo,upsuper/servo,splav/servo,larsbergstrom/servo,boghison/servo,hyowon/servo,caldwell/servo,zhangjunlei26/servo,samfoo/servo,dhananjay92/servo,mdibaiee/servo,mrobinson/servo,sadmansk/servo,jgraham/servo,peterjoel/servo,g-k/servo,dhananjay92/servo,tempbottle/servo,nerith/servo,anthgur/servo,ruud-v-a/servo,pgonda/servo,mukilan/servo,karlito40/servo,CJ8664/servo,avadacatavra/servo,nick-thompson/servo,KiChjang/servo,jimberlage/servo,tschneidereit/servo,jdramani/servo,steveklabnik/servo,A-deLuna/servo,mukilan/servo,saratang/servo,aidanhs/servo,ryancanhelpyou/servo,Shraddha512/servo,saratang/servo,ryancanhelpyou/servo,CJ8664/servo,juzer10/servo,rixrix/servo,saratang/servo,youprofit/servo,jimberlage/servo,dagnir/servo,dhananjay92/servo,notriddle/servo,GyrosOfWar/servo,zhangjunlei26/servo,boghison/servo,dati91/servo,nnethercote/servo,wartman4404/servo,splav/servo,j3parker/servo,paulrouget/servo,jdramani/servo,avadacatavra/servo,dmarcos/servo,bfrohs/servo,GyrosOfWar/servo,thiagopnts/servo,splav/servo,froydnj/servo,A-deLuna/servo,rixrix/servo,nrc/servo,mdibaiee/servo,dsandeephegde/servo,tempbottle/servo,WriterOfAlicrow/servo,steveklabnik/servo,ryancanhelpyou/servo,evilpie/servo,vks/servo,walac/servo,rixrix/servo,notriddle/servo,s142857/servo,mdibaiee/servo,peterjoel/servo,michaelwu/servo,caldwell/servo,eddyb/servo,paulrouget/servo,dati91/servo,snf/servo,aidanhs/servo,huonw/servo,nick-thompson/servo,mrobinson/servo,wpgallih/servo,nerith/servo,indykish/servo,walac/servo,ruud-v-a/servo,froydnj/servo,cbrewster/servo,tschneidereit/servo,j3parker/servo,anthgur/servo,saneyuki/servo,mukilan/servo,paulrouget/servo,wpgallih/servo,luniv/servo,bjwbell/servo,zentner-kyle/servo,anthgur/servo,j3parker/servo,youprofit/servo,luniv/servo,meh/servo,thiagopnts/servo,bjwbell/servo,tafia/servo,froydnj/servo,ryancanhelpyou/servo,pgonda/servo,sadmansk/servo,aweinstock314/servo,saneyuki/servo,mrobinson/servo,owaspjocur/servo,shrenikgala/servo,pyecs/servo,splav/servo,tschneidereit/servo,RenaudParis/servo,zentner-kyle/servo,seanmonstar/servo,luniv/servo,RenaudParis/servo,pyfisch/servo,avadacatavra/servo,KiChjang/servo,sadmansk/servo,DominoTree/servo,g-k/servo,owaspjocur/servo,michaelwu/servo,GreenRecycleBin/servo,shrenikgala/servo,hyowon/servo,runarberg/servo,caldwell/servo,nrc/servo,steveklabnik/servo,dsandeephegde/servo,mbrubeck/servo,dsandeephegde/servo,Adenilson/prototype-viewing-distance,WriterOfAlicrow/servo,saneyuki/servo,mt2d2/servo,notriddle/servo,j3parker/servo,srbhklkrn/SERVOENGINE,nerith/servo,codemac/servo,mbrubeck/servo,akosel/servo,s142857/servo,GyrosOfWar/servo,j3parker/servo,mattnenterprise/servo,mdibaiee/servo,dati91/servo,wartman4404/servo,michaelwu/servo,Shraddha512/servo,zhangjunlei26/servo,SimonSapin/servo,metajack/servo,j3parker/servo,snf/servo,aweinstock314/servo,dati91/servo,froydnj/servo,wpgallih/servo,RenaudParis/servo,akosel/servo,runarberg/servo,huonw/servo,aweinstock314/servo,pyfisch/servo,mrobinson/servo,bjwbell/servo,evilpie/servo,KiChjang/servo,saratang/servo,j3parker/servo,CJ8664/servo,cbrewster/servo,bfrohs/servo,notriddle/servo,dsandeephegde/servo,tempbottle/servo,boghison/servo,nrc/servo,KiChjang/se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,srbhklkrn/SERVOENGINE,echochamber/servo,dagnir/servo,seanmonstar/servo,GyrosOfWar/servo,thiagopnts/servo,runarberg/servo,saneyuki/servo,owaspjocur/servo,pyecs/servo,wpgallih/servo,wartman4404/servo,jgraham/servo,youprofit/servo,zentner-kyle/servo,GreenRecycleBin/servo,ruud-v-a/servo,Aalhad/CanvasRenderingContext2DMozilla,shrenikgala/servo,codemac/servo,larsbergstrom/servo,nrc/servo,paulrouget/servo,paulrouget/servo,paulrouget/servo,AnthonyBroadCrawford/servo,thiagopnts/servo,nnethercote/servo,runarberg/servo,s142857/servo,youprofit/servo,indykish/servo,rentongzhang/servo,nnethercote/servo,pyfisch/servo,canaltinova/servo,deokjinkim/servo,rentongzhang/servo,tafia/servo,pgonda/servo,anthgur/servo,dmarcos/servo,peterjoel/servo,mbrubeck/servo,brendandahl/servo,pyfisch/servo,bjwbell/servo,meh/servo,codemac/servo,dati91/servo,tafia/servo,pyecs/servo,deokjinkim/servo,dati91/servo,zhangjunlei26/servo,GreenRecycleBin/servo,seanmonstar/servo,rixrix/servo,mbrubeck/servo,pgonda/servo,AnthonyBroadCrawford/servo,WriterOfAlicrow/servo,CJ8664/servo,emilio/servo,nick-thompson/servo,juzer10/servo,pgonda/servo,nnethercote/servo,s142857/servo,vks/servo,mbrubeck/servo,chotchki/servo,jlegendary/servo,larsbergstrom/servo,runarberg/servo,nnethercote/servo,Adenilson/prototype-viewing-distance,steveklabnik/servo,luniv/servo,jimberlage/servo,codemac/servo,RenaudParis/servo,chotchki/servo,dsandeephegde/servo,michaelwu/servo,larsbergstrom/servo,Aalhad/CanvasRenderingContext2DMozilla,larsbergstrom/servo,juzer10/servo,kindersung/servo,vks/servo,szeged/servo,Adenilson/prototype-viewing-distance,dagnir/servo,GyrosOfWar/servo,indykish/servo,dati91/servo,wartman4404/servo,tafia/servo,jimberlage/servo,A-deLuna/servo,GreenRecycleBin/servo,evilpie/servo,dmarcos/servo,mdibaiee/servo,karlito40/servo,SimonSapin/servo,wpgallih/servo,jdramani/servo,KiChjang/servo,caldwell/servo,KiChjang/servo,jgraham/servo,Aalhad/CanvasRenderingContext2DMozilla,Aalhad/CanvasRenderingContext2DMozilla,g-k/servo,brendandahl/servo,huonw/servo,metajack/servo,notriddle/servo,zhangjunlei26/servo,pyecs/servo,caldwell/servo,mdibaiee/servo,vks/servo,mbrubeck/servo,pyfisch/servo,notriddle/servo,upsuper/servo,rentongzhang/servo,DominoTree/servo,froydnj/servo,bjwbell/servo,SimonSapin/servo,mattnenterprise/servo,DominoTree/servo,dvberkel/servo,AnthonyBroadCrawford/servo,Shraddha512/servo,brendandahl/servo,emilio/servo,CJ8664/servo,WriterOfAlicrow/servo,GreenRecycleBin/servo,splav/servo,larsbergstrom/servo,jlegendary/servo,splav/servo,juzer10/servo,emilio/servo,bfrohs/servo,sadmansk/servo,dhananjay92/servo,srbhklkrn/SERVOENGINE,peterjoel/servo,mukilan/servo,mattnenterprise/servo,dmarcos/servo,aidanhs/servo,youprofit/servo,paulrouget/servo,zentner-kyle/servo