Merge "Accept repeated locale as an input of LocaleList construction." into pi-dev am: 7411fd94a0 am: 394fb1c82f am: 69eec91731 am: 6ad9a7886a am: fda237ae5a am: 36591c5f56

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

Change-Id: I158ce2362d849b3fab48dc2f28a3a976e4bed852