Merge "Log PiP protolog to logcat" into udc-dev am: ebf1d772 am: 8b596823 am: 0b035f29 am: ae8c745b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23220291



Change-Id: I9823d8c44b02c1ee30ac5a2091614bc2200e86f6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>