Merge "Check if the pending cold start is valid periodically." into udc-dev am: e05dc57f am: 33663d97 am: 2f4c9ed4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23347341



Change-Id: I15e97f027f805e8dcae7c761dbc9817e173b8905
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>