Merge "Revert "Freeze all package processes before killing"" am: f19a97c2...

Merge "Revert "Freeze all package processes before killing"" am: f19a97c2 am: 18ecbf18 am: cae8f1e9 am: 47159a58

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2128954



Change-Id: I752da5eb332edc573bc60479af8ae5f6a42a6825
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>