Merge "Improve InsetsPolicy#adjustVisibilityForIme when switching apps" into sc-v2-dev am: e3c1ec9532 am: 333c1735eb

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15501958

Change-Id: I3f217ab8fc02238b9f1173490bf513430bae3855