Merge "Pass last touch event to DragDownHelper when starting doze" into...

Merge "Pass last touch event to DragDownHelper when starting doze" into udc-dev am: 4422c68b am: 82c2e128 am: 63701d75 am: edea2e2e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23267936



Change-Id: I8282d4e32c66ba5a79f2c65b23c8376e112fe358
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>