Merge "Revert "Request transtion when a task is removed"" into udc-dev am: 393c91bc

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22360518



Change-Id: Ieeb855ed1e3bbb24610280d7043b550fa65a387a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>