Merge "Prevent scrolling for handwriting delegator" into udc-dev am: 165e3db6

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22145870



Change-Id: I909ff2d2f268da068580c1d1bcbefd0756045b16
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>