[automerger skipped] Merge "Do not purge process groups on system_server startup" into tm-dev am: a7a36d96 -s ours am: 99a29229 -s ours

am skip reason: Merged-In I2e50f53c9692424c994c0b4ee6f1e2762632c3bc with SHA-1 2239be87 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18091725



Change-Id: Ia5e917a9a1700c9e1bbfb6114cc562a6133dd61d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>