Merge "Use ArrayMap instead of SparseArray to manage the ProviderKey" into sc-dev am: d5ea86eaf0 am: 9fd02e1b76 am: 899ee52000

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15664720

Change-Id: Iafdc560ef711401346b5b2facda194ed4fa1d5c4