Merge "Support multi-window handwriting without focus requirement on down"...

Merge "Support multi-window handwriting without focus requirement on down" into tm-dev am: 003535dd

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17982123



Change-Id: I5c34b95e8096f27e3dbedadaa4d5e09147f66533
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>