Should be pretty straightforward but means we probably want to make cljs.closure/emit-optimized-source-map a bit more generic so that it may be reused for this ticket.
cljs.closure/emit-optimized-source-map
fixed https://github.com/clojure/clojurescript/commit/4dbf8c8723f0702be46546a036f152dcaa0598f1
Should be pretty straightforward but means we probably want to make
cljs.closure/emit-optimized-source-map
a bit more generic so that it may be reused for this ticket.