Merge "Revert "Removing unused tracing"" into sc-v2-dev am: f2c35587d6 am: b7d8a00e97

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15883599

Change-Id: Ib749336e513aeb2f973d0d672fc6d4f39b69fc9c