Merge "Freeze all package processes before killing" am: beccf603 am:...

Merge "Freeze all package processes before killing" am: beccf603 am: aeed765f am: cf601dd4 am: 0293a460

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2080733



Change-Id: I26d55e0eecf85d3daeb167a063cbf6bf88c03370
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>