Merge "Log post_duration_millis to statsd" into udc-dev am: 39d50e4d am: 3a97e72d am: 1ab50f82

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23130959



Change-Id: I41ba50e2239e649b5d2c17fa8565a8c86764a681
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>