Instead of a value. That way passing a Rooted<T> to a function taking |const T&| is not a GC hazard.

Comment on attachment 753956 [details] [diff] [review] Make passing a Rooted<T> to a function taking |const T&| not be a gc hazard. Review of attachment 753956 [details] [diff] [review]: ----------------------------------------------------------------- r=me ::: js/public/RootingAPI.h @@ +465,5 @@ > Rooted<T> *previous() { return prev; } > #endif > > + // Important: Return a reference here so passing a Rooted to > + // something that takes a const reference is not a GC hazard. All of the other comments in this file use /* */ style, so we should probably stick with that here.