Fix crash during block list parsing.

libsignal/service/src/main/java/org/whispersystems/signalservice/api/messages/SignalServiceContent.java

@@ -712,13 +712,6 @@ public final class SignalServiceContent {
       List<SignalServiceAddress> addresses = new ArrayList<>(numbers.size() + uuids.size());
       List<byte[]>               groupIds  = new ArrayList<>(content.getBlocked().getGroupIdsList().size());
 
-      for (String e164 : numbers) {
-        Optional<SignalServiceAddress> address = SignalServiceAddress.fromRaw(null, e164);
-        if (address.isPresent()) {
-          addresses.add(address.get());
-        }
-      }
-
       for (String uuid : uuids) {
         Optional<SignalServiceAddress> address = SignalServiceAddress.fromRaw(uuid, null);
         if (address.isPresent()) {

libsignal/service/src/main/java/org/whispersystems/signalservice/api/push/SignalServiceAddress.java

@@ -64,7 +64,7 @@ public class SignalServiceAddress {
   }
 
   public static boolean isValidAddress(String rawUuid, String e164) {
-    return (e164 != null && !e164.isEmpty()) || UuidUtil.parseOrNull(rawUuid) != null;
+    return UuidUtil.parseOrNull(rawUuid) != null;
   }
 
   public static Optional<SignalServiceAddress> fromRaw(String rawUuid, String e164) {