Merge "Boost process priority during fork." into main am: a6519982a6 am: d381ec194f

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2954708

Change-Id: Ie64d07a26103682904d2845e5262890028377def
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>