Turns out we have defineLazyModuleGetter now, so we can convert the handful of imports that session restore is doing to use it.
If you're interested in taking this, here are some places to start looking:
beware of bug 732385
(In reply to Marco Bonardo [:mak] from comment #1)
> beware of bug 732385
Thanks for the heads up, but session restore should be fine, we're only importing 1 symbol anyway (at least for the ones we already have wrapped in lazy getters)
Created attachment 614930 [details] [diff] [review]