Merge "Expose method for registering for current user's gesture inset scale"...

Merge "Expose method for registering for current user's gesture inset scale" into tm-qpr-dev am: cc1eccc4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21343697



Change-Id: Ia35449348757d03277eadf54f5ff0f08c0e97c6b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>