[automerger skipped] Merge "[pm] forbid deletion of protected packages" into rvc-qpr-dev am: 61ec81ae9b -s ours am: 467fe36031 -s ours am: 4c43a3dd22 -s ours am: 5dad605132 -s ours am: 22aa20cd3c -s ours am: e00c64b8fd -s ours

am skip reason: Merged-In Iba408e536b340ea5d66ab499442c0c4f828fa36f with SHA-1 dba7ceb57e is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19942837

Change-Id: I2cc131154e312e642f353bb817e8a41feb5b41f3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>