[automerger skipped] Correctly dump IPv4 downstream flows. am: 175fefc795 -s ours

am skip reason: Merged-In I93a82064c95027c7c63cb30baf8482ecddcbd09d with SHA-1 8569168eda is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/14965965

Change-Id: Ibc110544830d364d7489817469bed3b7ed6a55b0