TextInputMapper:Within Form

Build 2684 on fix-layout-issues
Reviewing disabled
Baseline History
Build 2684338cffe
Current build. There are unaccepted changes, so build 2618 is still the baseline.
Build 26186e0635a current baseline
Accepted by Andrey Yamanov.
Build 25533eac8d6
Accepted by Andrey Yamanov.
Build 2427e3bbd7e
Accepted by Andrey Yamanov.
Build 1956664ee58
Accepted by Andrey Yamanov.
Commenting is disabled because there's a newer build on this branch