Merge "Release leashes of insets controls if they are not needed" into sc-dev am: ef1bb2c9 am: 1d0f287c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15090014

Change-Id: Id7af2620f1af1ad73dd9bdd5faed15f0db27b6e2