Fix DhcpResults.setDomain() and StaticIpConfiguration.toLinkProperties()

setDomain() and toLinkProperties() were not setting the domains.
The setDomain() bug affected Wifi and I believe the toLinkProperties()
bug affected Ethernet and Bluetooth reverse-tethering.

(cherry picked from commit f084aea4d7)

bug:18252947
Change-Id: I6235fcd6b875aee516efbb5f880db1a99380355b

core/java/android/net/StaticIpConfiguration.java

@@ -114,6 +114,7 @@ public class StaticIpConfiguration implements Parcelable {
         for (InetAddress dns : dnsServers) {
             lp.addDnsServer(dns);
         }
+        lp.setDomains(domains);
         return lp;
     }