Merge "Clear handwriting delegation once its started" into udc-qpr-dev am: f816289e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24605192



Change-Id: If9ba821e4ae0fc6d30d20f53c24359a12fe0ecc9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>