Use updated NetworkEventDispatcher API

(cherry picked from commit 1f4fa9ffd5)

Bug: 185153775
Test: m

Merged-In: Iae3cec4f751e1f74ccd26db6f22f55cf21dfc04a
Change-Id: I3259d8f23eebca7cb3e8ac507bb8c5b8774e85f1

framework/src/android/net/ConnectivityManager.java

@@ -4916,7 +4916,7 @@ public class ConnectivityManager {
             InetAddressCompat.clearDnsCache();
             // Must flush socket pool as idle sockets will be bound to previous network and may
             // cause subsequent fetches to be performed on old network.
-            NetworkEventDispatcher.getInstance().onNetworkConfigurationChanged();
+            NetworkEventDispatcher.getInstance().dispatchNetworkConfigurationChange();
         }
 
         return true;