Revert "don't do any special 503 handling for offline requests"
Revert "don't do any special 503 handling for offline requests"

This reverts commit 29d2919a4761a97a8fe20e089d1a43e89fdedfe8.

piersharding/rstudio,jar1karp/rstudio,nvoron23/rstudio,sfloresm/rstudio,thklaus/rstudio,john-r-mcpherson/rstudio,brsimioni/rstudio,nvoron23/rstudio,piersharding/rstudio,maligulzar/Rstudio-instrumented,pssguy/rstudio,maligulzar/Rstudio-instrumented,jar1karp/rstudio,pssguy/rstudio,githubfun/rstudio,vbelakov/rstudio,tbarrongh/rstudio,edrogers/rstudio,pssguy/rstudio,tbarrongh/rstudio,john-r-mcpherson/rstudio,jar1karp/rstudio,brsimioni/rstudio,JanMarvin/rstudio,thklaus/rstudio,sfloresm/rstudio,jzhu8803/rstudio,more1/rstudio,thklaus/rstudio,maligulzar/Rstudio-instrumented,brsimioni/rstudio,jzhu8803/rstudio,sfloresm/rstudio,jrnold/rstudio,thklaus/rstudio,suribes/rstudio,sfloresm/rstudio,JanMarvin/rstudio,vbelakov/rstudio,vbelakov/rstudio,tbarrongh/rstudio,edrogers/rstudio,piersharding/rstudio,githubfun/rstudio,maligulzar/Rstudio-instrumented,jrnold/rstudio,maligulzar/Rstudio-instrumented,edrogers/rstudio,nvoron23/rstudio,tbarrongh/rstudio,sfloresm/rstudio,more1/rstudio,suribes/rstudio,more1/rstudio,piersharding/rstudio,piersharding/rstudio,jar1karp/rstudio,brsimioni/rstudio,vbelakov/rstudio,john-r-mcpherson/rstudio,JanMarvin/rstudio,nvoron23/rstudio,john-r-mcpherson/rstudio,jar1karp/rstudio,suribes/rstudio,githubfun/rstudio,pssguy/rstudio,brsimioni/rstudio,jzhu8803/rstudio,suribes/rstudio,sfloresm/rstudio,brsimioni/rstudio,JanMarvin/rstudio,sfloresm/rstudio,edrogers/rstudio,more1/rstudio,edrogers/rstudio,githubfun/rstudio,tbarrongh/rstudio,thklaus/rstudio,suribes/rstudio,more1/rstudio,githubfun/rstudio,jar1karp/rstudio,thklaus/rstudio,tbarrongh/rstudio,suribes/rstudio,jrnold/rstudio,pssguy/rstudio,JanMarvin/rstudio,jzhu8803/rstudio,edrogers/rstudio,vbelakov/rstudio,edrogers/rstudio,suribes/rstudio,nvoron23/rstudio,maligulzar/Rstudio-instrumented,john-r-mcpherson/rstudio,vbelakov/rstudio,piersharding/rstudio,maligulzar/Rstudio-instrumented,piersharding/rstudio,piersharding/rstudio,maligulzar/Rstudio-instrumented,githubfun/rstudio,jzhu8803/rstudio,JanMarvin/rstudio,pssguy/rstudio,jzhu8803/rstudio,nvoron23/rstudio,john-r-mcpherson/rstudio,sfloresm/rstudio,john-r-mcpherson/rstudio,JanMarvin/rstudio,jrnold/rstudio,githubfun/rstudio,vbelakov/rstudio,nvoron23/rstudio,jrnold/rstudio,suribes/rstudio,jar1karp/rstudio,maligulzar/Rstudio-instrumented,thklaus/rstudio,jar1karp/rstudio,john-r-mcpherson/rstudio,more1/rstudio,jar1karp/rstudio,jrnold/rstudio,piersharding/rstudio,jzhu8803/rstudio,jzhu8803/rstudio,tbarrongh/rstudio,jrnold/rstudio,githubfun/rstudio,jrnold/rstudio,pssguy/rstudio,tbarrongh/rstudio,edrogers/rstudio,pssguy/rstudio,JanMarvin/rstudio,JanMarvin/rstudio,jrnold/rstudio,brsimioni/rstudio,thklaus/rstudio,vbelakov/rstudio,more1/rstudio,more1/rstudio,brsimioni/rstudio