Merge "Remove all multidisplay functionality in the Touch Latency sample app,...

Merge "Remove all multidisplay functionality in the Touch Latency sample app, for now. Also update to newer gradle versions, to allow editing in Studio." into udc-dev am: bd32923d am: 0e527e28

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22819741



Change-Id: I9a6b35fc29a2797cdc2756fd5e32a196c5fc02f2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>