Merge "InputMapper refactor: SwitchInputMapper" into udc-dev am: de78d99fe5 am: 7c7a0aedf0

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

Change-Id: Id34e279a0f658bb86a1245e2499af6a26fc88ce5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>