Code review comment for lp://staging/~andreas-pokorny/mir/map-touchscreen-to-output

> 2. Are we confident this API won't ever change? (If it might change then it
> ought to be accessed via the extensions mechanism.)

I cannot respond for the group but this proposal contains the minimum necessary information to get touchscreen coordinates into the system.. I do not expect we would need less in the future - maybe more.. but even that is rather unlikely.