Merge "Always update PageIndicator visibility" into rvc-dev am: fc0a6258 am: 20b6f7ff am: 78f0135c am: f0613e20

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11738043

Change-Id: Id55ee36d67f54e10438bf9c3e58962ea373616bb