Merge "Update the timing of clearing SplitRequest" into tm-qpr-dev am: 1254c78a06

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22569796

Change-Id: I2a50a9fa3afa2f76c3743b8eea78fea2b5fbb9e3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>