[automerger skipped] Merge "Use ArraySet in stead of ArrayList to cache the...

[automerger skipped] Merge "Use ArraySet in stead of ArrayList to cache the network request" am: 94bdeac7 am: 46f8817e am: d0189c47 -s ours

am skip reason: Merged-In I28f02f3f8dd29c20de55306abaf0094512f59706 with SHA-1 593ae6d8 is already in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/1697655

Change-Id: Iec68181a26ae29e99922a6a16e8eaa587b31573b