Merge "Don't preemptively release task leashes w/ transitions" into tm-qpr-dev am: f9257ef0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19262308



Change-Id: I3f612ec057f880bc9087cf07839a28ddf7bcdc18
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>