Merge "Suppress app transition while recents is running" into tm-dev am: 0d83eb09 am: 21aba74c am: ae5cd732 am: 15392ece

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18140343



Change-Id: Ifbfe1d727ad947bc27a341165122791a01fc8d06
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>