Merge "Allow hardware feedback on low battery mode." into tm-dev am: 6bcc34ca

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18404449



Change-Id: I9a4597b50fd6fcb7b7df16298283af5b71c51550
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>