Merge "Update the style of navigation button" into rvc-dev am: b5ec9c4d am: 98d04627 am: d7978542

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11818599

Change-Id: I13eb53e2a7b0ccf0c8def7ed5150638e9cff69bf