[automerger skipped] Merge "Defensively copy callback collections before...

[automerger skipped] Merge "Defensively copy callback collections before invoking" into sc-dev am: 4172f20f am: 9ccb70c7 -s ours

am skip reason: Merged-In Ibac2282d5c9242ae063adb2247d4297291fa3abf with SHA-1 27d576ae is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15273671

Change-Id: I651545cc884b4ba00e9d5201926f239398ff6d54