Merge "Merge "Send divider change to launcher to animate" into udc-dev am:...

Merge "Merge "Send divider change to launcher to animate" into udc-dev am: 322d6946 am: 1f732bdc" into udc-d1-dev-plus-aosp am: d252fa3d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22538104



Change-Id: Ic0ad505367ec5086e63120808bddd7d0c41d92b9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>