Merge "[automerger skipped] Merge "Refactor a new NetlinkMonitor class out of IpNeighborMonitor." into rvc-dev am: 9aef7f0e am: 0bf66106 -s ours" into rvc-d1-dev-plus-aosp am: dcdaac86 -s ours am: 5b43fda0 -s ours

am skip reason: Change-Id Ia7ffb0fab4b116f4e238ccc5f5da92a04c4c86e2 with SHA-1 cc4bb60a is in history

Change-Id: If38405617050aec371dfeea70f691b4e334d0f7c