Merge "Accept repeated locale as an input of LocaleList construction." into...

Merge "Accept repeated locale as an input of LocaleList construction." into oc-mr1-dev am: dcc3d1d5 am: d08edcca am: 04a48ca0 am: 1e8a0144 am: bd8649d6 am: 34a6d52b am: 907eaa32

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12524366

Change-Id: Ia3b0cd81142e1d7bb9a32d8d5507b61a4c452b2d