Merge "Add logs to aid slow notification measuring investigation" into tm-qpr-dev am: db45ef85

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20438505



Change-Id: I44e7999269a4f348474b96316ff71b62bc861d3f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>