Merge "Put activity-start into its own transition when recents collecting" into udc-dev am: 70941199 am: fdc300c7 am: 44c1be08 am: ed7e6fc0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22873334



Change-Id: Ia86f4c6dd2efa804bcacd1cd1f5bc542c3623b31
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>