Merge "Remove NavigationBarOverlayController." into tm-dev am: e26bcbb8 am: 687738c3 am: 3d14fd38 am: 5e2ad6f9

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18083703



Change-Id: I1e6c221a4b4416c1bacab5177d7302c0e868fa2d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>