[automerger skipped] Merge "DO NOT MERGE - Disallow deletion of channels with...

[automerger skipped] Merge "DO NOT MERGE - Disallow deletion of channels with FGS notifications" into oc-mr1-dev am: 6cc887c0 -s ours am: 2bec84a7 -s ours am: 9cd02f1d am: 22feb668 -s ours am: 91fbccc8

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13779450

Change-Id: Ia1478dc08a058aa3abdc34f5cd4b03be842a17ed