Merge "Revert "Track per-process freezable state in BroadcastQueue."" into...

Merge "Revert "Track per-process freezable state in BroadcastQueue."" into udc-dev am: f8e8d3f1 am: 8373bf22 am: 64f0955e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23305864



Change-Id: I150cc6a52359fac7a3d2c4cf5248a7206f16d1f6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>