The dialog should persist after rotation.

1. Use DialogFragment
2. Override onSaveInstanceState
3. Refresh the UI after key remapping

Demo: https://screencast.googleplex.com/cast/NjMzMzcxNjc2Mzc3MDg4MHxlMjM0M2FiMi0zOA

Bug: 277148566
Test: manual
Change-Id: I0dc6678bfa45a4f84f38bf810433dd1e4432ba4a
4 files changed