Merge "DisplayImeController: reapply visibility when leash changes" into rvc-qpr-dev am: f54a2f3e49

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12699226

Change-Id: I57a08ac39fdb6e3a05e58de769f0da683dc9fc2e