Use NetlinkUtil to process dump messages in InetDiagMessage.

Test: atest NetworkStaticLibTests:com.android.net.moduletests.util.netlink.InetDiagSocketTest
atest FrameworksNetTests:android.net.connectivity.com.android.server.ConnectivityServiceTest

Change-Id: I71545beea8e4d9d9993f473813017f76094dc2e0
2 files changed