Merge "[layertracegenerator] stream layer trace to file" into udc-dev am: 30cdab74

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/22090398



Change-Id: I20a8b1599835446a5a6c1b85dc98ad04dc0fca0f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>