Merge "InputMapper refactor: SwitchInputMapper" into udc-dev am: de78d99fe5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/23101344

Change-Id: I85e1941957a95809a5ad25b34a642c3647032e1b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>