Merge "Always update PageIndicator visibility" into rvc-dev am: fc0a625874 am: e486d66183 am: 6e7d26fea5 am: 4101dcb649

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

Change-Id: I1eba5022cead2040f4f0c638e8126bd7bf35d620