Merge "Accept repeated locale as an input of LocaleList construction." into pi-dev am: 7411fd94a0 am: 394fb1c82f am: 69eec91731 am: 6ad9a7886a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12513538

Change-Id: I65c96fa4b23ce15f31d7dbed4cafab767c579491