Merge "Make contentDescription to null for permission icon and device icon"...

Merge "Make contentDescription to null for permission icon and device icon" into tm-qpr-dev am: e946e93d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19819466



Change-Id: I60250cc5451548e5f8db63b9c3884e00e4c1c72d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>