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 c53113b37f33c7ed19660c8ec5bfd578e8bb5409)

bug:18252947
Change-Id: I6235fcd6b875aee516efbb5f880db1a99380355b
diff --git a/core/java/android/net/StaticIpConfiguration.java b/core/java/android/net/StaticIpConfiguration.java
index 8bf8f2e..365f2b6 100644
--- a/core/java/android/net/StaticIpConfiguration.java
+++ b/core/java/android/net/StaticIpConfiguration.java
@@ -114,6 +114,7 @@
         for (InetAddress dns : dnsServers) {
             lp.addDnsServer(dns);
         }
+        lp.setDomains(domains);
         return lp;
     }