Merge "Add executing thread check in LegacyNetworkActivityTracker" am: 48d4e66542

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2605754

Change-Id: I9a6d96a26f13bba7bc2827a958f28c1726c0a0c7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>