Merge "OverlayManager: use typed collection type in AIDL" am: 497e28ecf3 am: c1a5b99f86 am: 444b1e27b0 am: 51121c1e70

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1801774

Change-Id: I899a971e248d682bfe076f96b735f92be50d207f