Merge "Add new low memory kill reason" into main am: b6ee472c49

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2813334

Change-Id: I4e0a4726f1d647b2c417111bf35a4610845b3b63
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>